Acknowledgements We would like to thank  Viktor Begun ,  Wei Dai ,  Magdalena Djordevic ,  William Horowitz ,  Marco Stratmann ,  Ivan Vitev  and  Klaus Werner  for useful discussions and clarifications, and for providing the predictions shown in this paper. The ALICE Collaboration would like to thank all its engineers and technicians for their invaluable contributions to the construction of the experiment and the CERN accelerator teams for the outstanding performance of the LHC complex. The ALICE Collaboration gratefully acknowledges the resources and support provided by all Grid centres and the  Worldwide LHC Computing Grid  (WLCG) collaboration. The ALICE Collaboration acknowledges the following funding agencies for their support in building and running the  ALICE detector: A. I. Alikhanyan National Science Laboratory (Yerevan Physics Institute) Foundation (ANSL) ,  State Committee of Science and World Federation of Scientists  (WFS), Armenia;  Austrian Academy of Sciences and Nationalstiftung für Forschung ,  Technologie und Entwicklung, Austria; Ministry of Communications and High Technologies, National Nuclear Research Center, Azerbaijan ;  Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) ,  Universidade Federal do Rio Grande do Sul (UFRGS) ,  Financiadora de Estudos e Projetos (Finep)  and  Fundacão de Amparo à Pesquisa do Estado de São Paulo (FAPESP), Brazil; Ministry of Science & Technology of China (MSTC) ,  National Natural Science Foundation of China (NSFC)  and  Ministry of Education of China (MOEC) , China; Ministry of Science, Education and Sport and Croatian Science Foundation , Croatia;  Ministry of Education, Youth and Sports of the Czech Republic, Czech Republic ; The  Danish Council for Independent Research -Natural Sciences , the  Carlsberg Foundation  and  Danish National Research Foundation (DNRF) ,  Denmark ;  Helsinki Institute of Physics (HIP) ,  Finland ;  Commissariat à l'Energie Atomique (CEA)  and  Institut National de Physique Nucléaire et de Physique des Particules  ( IN2P3 ) and  Centre National de la Recherche Scientifique (CNRS), France ;  Bundesministerium für Bildung, Wis-senschaft, Forschung und Technologie (BMBF)  and  GSI Helmholtzzentrum für Schwerionenforschung GmbH, Germany ;  General Secretariat for Research and Technology, Ministry of Education, Research and Religions, Greece ;  National Research, Development and Innovation Office, Hungary; Department of Atomic Energy Government of India  (DAE),  Department of Science and Technology, Government of India (DST) ,  University Grants Commission, Government of India (UGC)  and  Council of Scientific and Industrial Research (CSIR), India ;  Indonesian Institute of Science, Indonesia ;  Centro Fermi -Museo Storico della Fisica e Centro Studi e Ricerche Enrico Fermi and Istituto Nazionale di Fisica Nucleare (INFN), Italy ;  Institute for Innovative Science and Technology , Nagasaki Institute of Applied Science (IIST), Japan Society for the Promotion of Science (JSPS) KAKENHI  and  Japanese Ministry of Education, Culture, Sports, Science and Technology (MEXT), Japan ;  Consejo Nacional de Ciencia (CONACYT) y Tecnología , through  Fondo de Cooperación Internacional en Ciencia y Tecnología (FONCICYT)  and  Dirección General de Asuntos del Personal Academico (DGAPA) ,  Mexico ;  Nederlandse Organisatie voor Wetenschappelijk Onderzoek (NWO) ,  Netherlands ;  The Research Council of Norway, Norway; Commission on Science and Technology for Sustainable Development in the South (COMSATS), Pakistan ;  Pontificia Universidad Católica del Perú, Peru; Ministry of Science and Higher Education and National Science Centre, Poland ;  Korea Institute of Science and Technology Information and National Research Foundation of Korea (NRF) ,  Republic of Korea; Ministry of Education and Scientific Research, Institute of Atomic Physics and Romanian National Agency for Science, Technology and Innovation ,  Romania ;  Joint Institute for Nuclear Research (JINR) ,  Ministry of Education and Science of the Russian Federation and National Research Centre Kurchatov Institute, Russia; Ministry of Education, Science, Research and Sport of the Slovak Republic , Slovakia;  National Research Foundation of South Africa, South Africa; Swedish Research Council (VR)  and  Knut & Alice Wallenberg Foundation (KAW), Sweden ;  European Organization for Nuclear Research, Switzerland ;  National Science and Technology Development Agency (NSDTA) ,  Suranaree University of Technology (SUT)  and  Office of the Higher Education Commission  under  NRU  project of Thailand, Thailand;  Turkish Atomic Energy Agency (TAEK) ,  Turkey ;  National Academy of Sciences of Ukraine, Ukraine ;  Science and Technology Facilities Council (STFC) ,  United Kingdom ;  National Science Foundation  of the  United States of America (NSF)  and  United States Department of Energy, Office of Nuclear Physics (DOE NP) ,  United States of America.