8-(tert-Butyl)-4-(3-phenylpropanoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid
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T13479 8-(tert-Butyl)-4-(3-phenylpropanoyl)-1-oxa-4-azaspiro[4.5]decane-3-carboxylic acid ≥97% 【psaitong】 |
伊快霉素
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E10521 伊快霉素 ≥98% 【psaitong】 |