"Metharbital"^^ . "C0025629"^^ . "Metharbital"^^ . . "FDA"^^ . "C66113"^^ . . . "C9H14N2O3"^^ . . "02OS7K758T"^^ . "MetharbitalPTNCI" . "Pharmacologic Substance"^^ . "50-11-3"^^ . "Metharbital"^^ . "METHARBITALPTFDA02OS7K758T" . .