ethyl (2R)-2-[1,3-dimethyl-7-(2-methylpropyl)-2,4-dioxopyrimido[4,5-d]pyrimidin-5-yl]sulfanylbutanoate
以上海關(guān)編碼,可以定制咨詢
以上海關(guān)編碼,可以定制咨詢
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ethyl (2R)-2-[1,3-dimethyl-7-(2-methylpropyl)-2,4-dioxopyrimido[4,5-d]pyrimidin-5-yl]sulfanylbutanoate以上海關(guān)編碼,可以