索磷布韦杂质J(对映异构体)(国际药典杂质E)
QY-SFBW-05
isopropyl ((R)-(((2S,3S,4S,5S)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-D-alaninate