3770162 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3770162 > 2 > ChemIDplus > 077108500 > 77108-50-0 Pingyangmycin Zhangguangmycin Zhengguangmycin Zhengguangmycin A2 Zhengguangmycin A5 Zhengguangmycin B2 Zhengguangmycins > 77108-50-0 > 077108500 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=077108500 $$$$