[{"from": "human", "value": "Provide a description of this molecule. [C][C][O][C][=Branch1][C][=O][C][=C][Branch2][Ring1][Branch1][N][C][=Branch1][C][=S][N][C@H1][Ring1][#Branch1][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][O][C]"}, {"from": "gpt", "value": "The molecule is an ethyl 4-(3-hydroxyphenyl)-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate that has S configuration. It is an enantiomer of a (R)-monastrol."}]