Nome Químico: (4R,12aS)-7-methoxy-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid
Sorrisos: O=C(O)C1=CN(C[C@@](OCC[C@H]2C)([H])N2C3=O)C3=C(OC)C1=O
Inchi: InChI=1S/C21H18Cl3N3O3/c1-28-18-9-17(14(23)7-15(18)24)27-21-12(10-25)11-26-16-8-20(30-5-3-4-22)19(29-2)6-13(16)21/h6-9,11H,3-5H2,1-2H3,(H,26,27)