cometadata/datacite-titles-descriptions-related-identifiers huggingface dataset:
DOI: 10.5517/ccdc.csd.cc2mclk5
title: CCDC 2424217: Experimental Crystal Structure Determination

description: Related Article: Chenyang Hu, Maren Pink, Jose M. Goicoechea|2025|J.Am.Chem.Soc.|147|12331|doi:10.1021/jacs.5c02865
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcll6
title: CCDC 2424218: Experimental Crystal Structure Determination

description: Related Article: Chenyang Hu, Maren Pink, Jose M. Goicoechea|2025|J.Am.Chem.Soc.|147|12331|doi:10.1021/jacs.5c02865
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mclm7
title: CCDC 2424219: Experimental Crystal Structure Determination

description: Related Article: Chenyang Hu, Maren Pink, Jose M. Goicoechea|2025|J.Am.Chem.Soc.|147|12331|doi:10.1021/jacs.5c02865
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mckbx
title: CCDC 2424179: Experimental Crystal Structure Determination

description: Related Article: Jiang Nan, Hanqing Zhang, Lanxin Zhu, Shilei Liu, Qiang Yan|2025|J.Org.Chem.|90|5134|doi:10.1021/acs.joc.5c00039
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcln8
title: CCDC 2424220: Experimental Crystal Structure Determination

description: Related Article: Chenyang Hu, Maren Pink, Jose M. Goicoechea|2025|J.Am.Chem.Soc.|147|12331|doi:10.1021/jacs.5c02865
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcs5z
title: CCDC 2424391: Experimental Crystal Structure Determination

description: Related Article: Jumpei Taguchi, Yohei Ohata, Honoka Akimoto, Hitomi Tabuchi, Kazunobu Igawa, Katsuhiko Tomooka, Takashi Niwa, Takamitsu Hosoya|2025|Org.Lett.|27|4428|doi:10.1021/acs.orglett.5c00732
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mckxh
title: CSD 2424197: Experimental Crystal Structure Determination

description: Related Article: Zhijun Tu|2025|ICSD Communication|||
description: Related Article: Zhijun Tu, Wenju Zhou, Zhenghui Fang, Yizhe Liu, Yuting Yang, Shangjie Tian, Shouguo Wang, Xiaofeng Liu, Peiyang Mu, Tianqi Gao, Bo Sun, Huiyang Gou, Xiao Zhang, Hechang Lei|2025|Inorg.Chem.|64|13661|doi:10.1021/acs.inorgchem.5c00539
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcl0m
title: CCDC 2424200: Experimental Crystal Structure Determination

description: Related Article: Xin-Yu Chen, Lan-Yan Li, Lan-Cheng Zhao, Qing-Yi Liu, Dang-Dang Ding, Li-Li Zhang, Xiao-Yan Sun, Li-Kai Wang, Hong-Bing Mo, Jun Yan, Chao Liu|2025|Angew.Chem.,Int.Ed.|64|e202511232|doi:10.1002/anie.202511232
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcl1n
title: CCDC 2424201: Experimental Crystal Structure Determination

description: Related Article: Xin-Yu Chen, Lan-Yan Li, Lan-Cheng Zhao, Qing-Yi Liu, Dang-Dang Ding, Li-Li Zhang, Xiao-Yan Sun, Li-Kai Wang, Hong-Bing Mo, Jun Yan, Chao Liu|2025|Angew.Chem.,Int.Ed.|64|e202511232|doi:10.1002/anie.202511232
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcl4r
title: CCDC 2424204: Experimental Crystal Structure Determination

description: Related Article: Xin-Yu Chen, Lan-Yan Li, Lan-Cheng Zhao, Qing-Yi Liu, Dang-Dang Ding, Li-Li Zhang, Xiao-Yan Sun, Li-Kai Wang, Hong-Bing Mo, Jun Yan, Chao Liu|2025|Angew.Chem.,Int.Ed.|64|e202511232|doi:10.1002/anie.202511232
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc26gqt7
title: CCDC 2039949: Experimental Crystal Structure Determination

description: Related Article: Björn Bredenkötter, Wai-Shing Wong, Man-Kit Lee, Chun-Fai Ng, Hak-Fun Chow, Dietmar Kuck|2025|Asian J.Org.Chem|14|e202500325|doi:10.1002/ajoc.202500325
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmbz
title: CCDC 2424241: Experimental Crystal Structure Determination

description: Related Article: Wenjing Li, Yu Ma, Yi Liu,  Haojie Xu, Wuqian Guo, Qingshun Fan, Liwei Tang, Hao Rong, Junhua Luo, Zhihua Sun|2025|Nat.Commun.|16|7535|doi:10.1038/s41467-025-62903-7
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmc0
title: CCDC 2424242: Experimental Crystal Structure Determination

description: Related Article: Kazeto Nakaguchi, Shunsuke Ohtani, Kenichi Kato, Tomoki Ogoshi|2025|Chem.-Eur.J.|31|e202500755|doi:10.1002/chem.202500755
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmk6
title: CCDC 2424248: Experimental Crystal Structure Determination

description: Related Article: Wenjing Li, Yu Ma, Yi Liu,  Haojie Xu, Wuqian Guo, Qingshun Fan, Liwei Tang, Hao Rong, Junhua Luo, Zhihua Sun|2025|Nat.Commun.|16|7535|doi:10.1038/s41467-025-62903-7
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmm8
title: CCDC 2424250: Experimental Crystal Structure Determination

description: Related Article: Kazeto Nakaguchi, Shunsuke Ohtani, Kenichi Kato, Tomoki Ogoshi|2025|Chem.-Eur.J.|31|e202500755|doi:10.1002/chem.202500755
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcwmj
title: CCDC 2424498: Experimental Crystal Structure Determination

description: Related Article: Ruoyu Zhang, Qingqing Wu, Xiuzhe Xie, Jingjing Zhao, Yun Chai, Bingchuan Yang, Puyu Zhang, Pan Li|2025|J.Org.Chem.|90|8283|doi:10.1021/acs.joc.5c00769
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmvh
title: CCDC 2424257: Experimental Crystal Structure Determination

description: Related Article: Fei-Hu Cui, Le-Han Gao, Kaidong Ruan, Fei Li, Meng Meng, Kexin Ma, Zhengyu Lu, Jiawei Fei, Huayu Tian, Liu Leo Liu, Yu-Mei Lin, Haiping Xia|2025|J.Am.Chem.Soc.|147|13601|doi:10.1021/jacs.5c00697
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmwj
title: CCDC 2424258: Experimental Crystal Structure Determination

description: Related Article: Fei-Hu Cui, Le-Han Gao, Kaidong Ruan, Fei Li, Meng Meng, Kexin Ma, Zhengyu Lu, Jiawei Fei, Huayu Tian, Liu Leo Liu, Yu-Mei Lin, Haiping Xia|2025|J.Am.Chem.Soc.|147|13601|doi:10.1021/jacs.5c00697
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mcxtr
title: CSD 2424535: Experimental Crystal Structure Determination

description: Related Article: Yingjie Zhang, Kimbal T. Lu, Tao Wei, Timothy A. Ablott, Inna Karatchevtseva, Rongkun Zheng|2025|Inorg.Chim.Acta|588|122888|doi:10.1016/j.ica.2025.122888
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mcxvs
title: CSD 2424536: Experimental Crystal Structure Determination

description: Related Article: Yingjie Zhang, Kimbal T. Lu, Tao Wei, Timothy A. Ablott, Inna Karatchevtseva, Rongkun Zheng|2025|Inorg.Chim.Acta|588|122888|doi:10.1016/j.ica.2025.122888
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mcxwt
title: CSD 2424537: Experimental Crystal Structure Determination

description: Related Article: Yingjie Zhang, Kimbal T. Lu, Tao Wei, Timothy A. Ablott, Inna Karatchevtseva, Rongkun Zheng|2025|Inorg.Chim.Acta|588|122888|doi:10.1016/j.ica.2025.122888
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mcxxv
title: CSD 2424538: Experimental Crystal Structure Determination

description: Related Article: Yingjie Zhang, Kimbal T. Lu, Tao Wei, Timothy A. Ablott, Inna Karatchevtseva, Rongkun Zheng|2025|Inorg.Chim.Acta|588|122888|doi:10.1016/j.ica.2025.122888
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.25505/fiz.icsd.cc2mcxyw
title: CSD 2424539: Experimental Crystal Structure Determination

description: Related Article: Yingjie Zhang, Kimbal T. Lu, Tao Wei, Timothy A. Ablott, Inna Karatchevtseva, Rongkun Zheng|2025|Inorg.Chim.Acta|588|122888|doi:10.1016/j.ica.2025.122888
description: An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the joint CCDC and FIZ Karlsruhe Access Structures service and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcmzm
title: CCDC 2424261: Experimental Crystal Structure Determination

description: Related Article: Dan Xiong, Sen Zhang, Zhiyue Li, Hui Yao, Linxuan Li, Nianyu Huang, Nengzhong Wang|2025|J.Org.Chem.|90|5838|doi:10.1021/acs.joc.4c03159
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcpg5
title: CCDC 2424307: Experimental Crystal Structure Determination

description: Related Article: Gang Zhou, Yongpeng Li, Ying Liu, Xiaoqian He, Shanshan Liu, Xiao Shen|2025|J.Am.Chem.Soc.|147|15955|doi:10.1021/jacs.5c03504
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcph6
title: CCDC 2424308: Experimental Crystal Structure Determination

description: Related Article: Qing Li, Yuting Zhao, Xinyu Zhu, Haixin Lu, Kuojun Zhang, Sheng Jiang, Tianyu Wang, Dawei Deng, Xiangyu Zhang|2025|CSD Communication|||
description: Related Article: Qing Li, Yuting Zhao, Xinyu Zhu, Sheng Jiang, Tianyu Wang, Dawei Deng, Xiangyu Zhang|2025|Org.Lett.|27|7863|doi:10.1021/acs.orglett.5c02174
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcprg
title: CCDC 2424316: Experimental Crystal Structure Determination

description: Related Article: Prafulla Bera, Tanmayee Nanda, Nayan A. Barhate, Manoj V. Mane, Nitin T. Patil|2025|Org.Lett.|27|4794|doi:10.1021/acs.orglett.5c01321
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcpsh
title: CCDC 2424317: Experimental Crystal Structure Determination

description: Related Article: Prafulla Bera, Tanmayee Nanda, Nayan A. Barhate, Manoj V. Mane, Nitin T. Patil|2025|Org.Lett.|27|4794|doi:10.1021/acs.orglett.5c01321
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcq2t
title: CCDC 2424326: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxgd
title: CCDC 2424524: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxmk
title: CCDC 2424529: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxc9
title: CCDC 2424521: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxjg
title: CCDC 2424526: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxfc
title: CCDC 2424523: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxkh
title: CCDC 2424527: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.
DOI: 10.5517/ccdc.csd.cc2mcxdb
title: CCDC 2424522: Experimental Crystal Structure Determination

description: Related Article: Yumi Matsuda, Rentaro Asai, Jumpei Moriguchi, Tomoyuki Akutagawa, Atsuko Masuya-Suzuki, Ryo Tsunashima|2025|CrystEngComm|27|2824|doi:10.1039/D5CE00177C
description: An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space group, experimental conditions and quality measures.