Assertion: alkaloid's structure | /r/HasProperty | confirmed by nmr
Facets:
Source sentences:
text: The structure of noscapine was confirmed by NMR, NMR, FT-IR, elemental analysis, and HR-ESI-MS methods.
text: The structure of noscapine was confirmed by NMR, NMR, FT-IR, elemental analysis, and HR-ESI-MS methods.