英文别名N-[(2,4-difluorophenyl)methyl]-9-hydroxy-2-[(2R)-4-hydroxybutan-2-yl]-1,8-dioxopyrido[1,2-a]pyrazine-7-carboxamide; Dolutegravir impurity 3; N-[(2,4-Difluorophenyl)methyl]-1,8-dihydro-9-hydroxy-2-[(1R)-3-hydroxy-1-methylpropyl]-1,8-dioxo-2H-pyrido[1,2-a]pyrazine-7-carboxamide; Dolutegravir Impurity 11; 2H-Pyrido[1,2-a]pyrazine-7-carboxamide, N-((2,4-difluorophenyl)methyl)-1,8-dihydro-9-hydroxy-2-((1R)-3-hydroxy-1-methylpropyl)-1,8-dioxo-; 2H-Pyrido[1,2-a]pyrazine-7-carboxamide, N-((2,4-difluorophenyl)methyl)-1,8-dihydro-9-hydroxy-2-(3-hydroxy-1-methylpropyl)-1,8-dioxo-; N-((2,4-Difluorophenyl)methyl)-1,8-dihydro-9-hydroxy-2-((1R)-3-hydroxy-1-methylpropyl)-1,8-dioxo-2H-pyrido(1,2-a)pyrazine-7-carboxamide; N-((2,4-Difluorophenyl)methyl)-1,8-dihydro-9-hydroxy-2-(3-hydroxy-1-methylpropyl)-1,8-dioxo-2H-pyrido(1,2-a)pyrazine-7-carboxamide; 2H-Pyrido[1,2-a]pyrazine-7-carboxamide, N-[(2,4-difluorophenyl)methyl]-1,8-dihydro-9-hydroxy-2-[(1R)-3-hydroxy-1-methylpropyl]-1,8-dioxo-; Dolutegravir Impurity 51; Dolutegravir impurity A 
