3813073 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3813073 > 2 > ChemIDplus > 133305892 > 133305-89-2 Avermectin A1a, 4''-(acetylamino)-5-O-demethyl-25-de(1-methylpropyl)-4''-deoxy-25-(1-methylethyl)-, (4''R)- Eprinomectin B1b Eprinomectin component B > 133305-89-2 > 133305892 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=133305892 $$$$