Chemical Name: (4R,12aR)-N-[(2,4-Difluorophenyl)methyl]-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxamide
Smiles: O=C(C1=CN(C2=C(OC)C1=O)C[C@@]3([H])OCC[C@@H](C)N3C2=O)NCC4=CC=C(F)C=C4F