139564-10-6 Phosphonic acid, (20-isocyano-3-methoxypregna-3,5,16-trien-20-yl)-, diethyl ester (9CI)

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139564-10-6 Phosphonic acid, (20-isocyano-3-methoxypregna-3,5,16-trien-20-yl)-, diethyl ester (9CI) - 化工 AI 网