[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. It has a role as an anticonvulsant, a sedative, an excitatory amino acid antagonist and a drug allergen."}, {"from": "gpt", "value": "[C][C][C][Branch1][#C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][C][Ring1][Branch2][=O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]