The molecule is an anthracyline cation that is the conjugate acid of carminomycin, obtained by protonation of the amino group. It is a conjugate acid of a carminomycin.
[(2S,3S,4S,6R)-6-[[(1S,3S)-3-acetyl-3,5,10,12-tetrahydroxy-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]-3-hydroxy-2-methyloxan-4-yl]azanium