SMILES: C(CC[NH2+]CCC[NH3+])C[NH3+]
Description: The molecule is an ammonium ion that is the trication of spermidine, formed by protonation at all three nitrogens. It has a role as a human metabolite and a fundamental metabolite. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a spermidine.