SMILES: C[N+]1(C[C@@H](C[C@H]1C(=O)[O-])O)C
Description: The molecule is an amino-acid betaine that is trans-4-hydroxy-L-proline zwitterion in which both of the hydrogens attached to the nitrogen have been replaced by methyl groups. It has a role as a plant metabolite. It is an amino-acid betaine, a secondary alcohol and a pyrrolidine alkaloid. It derives from a trans-4-hydroxy-L-proline zwitterion.