The molecule is a phenolate anion obtained by removal of two protons from position C-8 and O-6 of 7-demethylmitomycin A. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a 7-demethylmitomycin A(1-).
(4S,6S,7R)-8-(carbamoyloxymethyl)-7-methoxy-12-methyl-10-oxo-2,5-diazatetracyclo[7.4.0.02,7.04,6]trideca-1(13),8,11-triene-11,13-diolate