SMILES: C[C@H]1C[NH2+]CCCN1S(=O)(=O)C2=CC=CC3=C2C(=C[NH+]=C3)C
Description: The molecule is a ammonium ion obtained by protonation of the secondary and quinoline nitrogens of (S)-2-methyl-1-(4-methylisoquinoline-5-sulfonyl)-1,4-diazepane. It is a conjugate acid of a (S)-2-methyl-1-(4-methylisoquinoline-5-sulfonyl)-1,4-diazepane.