英文别名(4R,12AR)-N-(2,4-difluorobenzyl)-7-hydroxy-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-carboxamide; Dolutegravir Impurity 6; 4-Epi-dolutegravir; Dolutegravir (R,R)-isomer; Dolutegravir Impurity 1; Dolutegravir Impurity 42; Doultegravirr RR Isomer 
