The molecule is an organic cation that is the conjugate acid of novapikromycin, obtained by protonation of the tertiary 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 novapikromycin.
[(2S,3R,4S,6R)-3-hydroxy-2-[[(3R,5R,6S,7S,9R,11E,13S,14R)-13-hydroxy-14-[(1R)-1-hydroxyethyl]-3,5,7,9,13-pentamethyl-2,4,10-trioxo-1-oxacyclotetradec-11-en-6-yl]oxy]-6-methyloxan-4-yl]-dimethylazanium