The molecule is a primary aliphatic ammonium ion which is obtained from streptothricin D by protonation of the guanidino and amino groups. It is a guanidinium ion and a primary aliphatic ammonium ion. It is a conjugate acid of a streptothricin D.
[(3S)-1-[[(2R,3R,4S,5R,6R)-2-[[(3aS,7R,7aS)-7-hydroxy-4-oxo-1,3a,5,6,7,7a-hexahydroimidazo[4,5-c]pyridin-3-ium-2-yl]amino]-5-carbamoyloxy-4-hydroxy-6-(hydroxymethyl)oxan-3-yl]amino]-6-[[(3S)-3-azaniumyl-6-[[(3S)-3,6-bis(azaniumyl)hexanoyl]amino]hexanoyl]amino]-1-oxohexan-3-yl]azanium