3816180 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3816180 > 2 > ChemIDplus > 147953502 > (A-C-B) Human proinsulin 147953-50-2 Acb-hpi > 147953-50-2 > 147953502 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=147953502 $$$$