SMILES: CCC1=C[C@H]2C[C@]3([C@@H]1[NH+](C2)CCC4=C3NC5=CC=CC=C45)C(=O)OC
Description: The molecule is an ammonium ion resulting from thr protonation of the tertiary amino group of catharanthine. It is a conjugate acid of a catharanthine.