SMILES: [C@H](C(C(=O)O)S)(C(=O)O)N
Description: The molecule is a sulfur-containing amino acid that is L-aspartic acid substituted at position 3 by a thio (sulfanyl) group. It is a C4-dicarboxylic acid, a sulfur-containing amino acid, a thiol, a L-aspartic acid derivative, an amino dicarboxylic acid and a non-proteinogenic L-alpha-amino acid.