3739739 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3739739 > 2 > ChemIDplus > 037281315 > 37281-31-5 Dirifampin Rifamycin, 3,3'-(1,4-piperazinediylbis(nitrilomethylidyne))bis- > 37281-31-5 > 037281315 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=037281315 $$$$