3732220 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3732220 > 2 > ChemIDplus > 011062003 > 11062-00-3 Proinsulin Proinsulin, bovine > 11062-00-3 > 011062003 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=011062003 $$$$