SMILES: C[N+](C)(C)[C@@H](CC1=CN=C(N1)S(=O)C[C@@H](C(=O)O)N)C(=O)[O-]
Description: The molecule is a L-histidine derivative which is an intermediate in the synthesis of ergothioneine, a compound found in certain fungi and mycobacteria. It has a role as a fungal metabolite. It is an ammonium betaine, a sulfoxide, a L-cysteine derivative and a L-histidine derivative. It is a tautomer of a hercynylcysteine sulfoxide zwitterion.