DGV71: Dolutegravir Hydroxybutanyl Ethoxy Impurity

(R)-N-(2,4-Difluorobenzyl)-9-ethoxy-2-(4-hydroxybutan-2-yl)-1,8-dioxo-2,8-dihydro-1H-pyrido[1,2-a]pyrazine-7-carboxamide ;

C22H23F2N3O5 ;
Mol. Wt.: 447.43 ;