The molecule is an organic cation that is the conjugate acid of 4-O-methylrhodomycin D, obtained by protonation of the amino group; major species at pH 7.3. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a 4-O-methylrhodomycin D.
[(2S,3S,4S,6R)-6-[[(1S,3R,4R)-3-ethyl-3,5,12-trihydroxy-10-methoxy-4-methoxycarbonyl-6,11-dioxo-2,4-dihydro-1H-tetracen-1-yl]oxy]-3-hydroxy-2-methyloxan-4-yl]azanium