瑞德西韦杂质12： 2-ethylbutyl ((R)-(((2R,3S,4R,5S)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5-cyano-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-L-alaninate

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瑞德西韦杂质10： 2-ethylbutyl ((S)-(((2R,3S,4R,5S)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5-cyano-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-D-alaninate

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瑞德西韦杂质8： 2-ethylbutyl ((S)-(((2R,3S,4R,5R)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5-cyano-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-D-alaninate

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瑞德西韦杂质6： 2-ethylbutyl ((S)-(((2R,3S,4R,5R)-5-(4-aminopyrrolo[2,1-f][1,2,4]triazin-7-yl)-5-cyano-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(phenoxy)phosphoryl)-L-alaninate

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瑞德西韦杂质4： N-[(R)-(4-硝基苯氧基）苯氧磷酰基]-L-丙氨酸2-乙基丁酯; N-[(R)-(4-nitrophenoxy)phenoxyphosphinyl]-L-Alanine 2-ethylbutyl ester

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瑞德西韦杂质2： N-[(S)-(4-硝基苯氧基）苯氧磷酰基]-D-丙氨酸2-乙基丁酯; N-[(S)-(4-nitrophenoxy)phenoxyphosphinyl]-D-Alanine 2-ethylbutyl ester

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