The molecule is an anthracycline cation that is the conjugate acid of aclacinomycin N, obtained by protonation of the tertiary amino group. It is a conjugate acid of an aclacinomycin N and an aclacinomycin N zwitterion.
[(2S,3S,4S,6R)-6-[[(1S,3R,4R)-3-ethyl-3,10,12-trihydroxy-4-methoxycarbonyl-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]-3-[(2S,4S,5S,6S)-4-hydroxy-5-[(2S,5S,6S)-5-hydroxy-6-methyloxan-2-yl]oxy-6-methyloxan-2-yl]oxy-2-methyloxan-4-yl]-dimethylazanium