The molecule is an organic anion obtained by removal of the acidic proton from position 8 of 7-demethylmitomycin B. It is a conjugate base of a 7-demethylmitomycin B. It is a conjugate acid of a 7-demethylmitomycin B(2-).
(4S,6S,7R)-8-(carbamoyloxymethyl)-7,11-dihydroxy-5,12-dimethyl-10-oxo-2,5-diazatetracyclo[7.4.0.02,7.04,6]trideca-1(13),8,11-trien-13-olate