Bictegravir 2,6-Difluoro Impurity

Chemical Name: (2R,5S,13aR)-N-(2,6-difluorobenzyl)-8-hydroxy-7,9-dioxo-2,3,4,5,7,9,13,13a-octahydro-2,5-methanopyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazepine-10-carboxamide

Smile: OC(C1=O)=C2N(C[C@]3([H])N([C@H]4CC[C@H](C4)O3)C2=O)C=C1C(NCC5=C(F)C=CC=C5F)=O