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油菜甾醇内酯
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油菜甾醇内酯
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油菜甾醇内酯
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brassinolide
油菜甾醇内酯
分子式C28H48O6,分子量480.7。半系统命名(22R,23R,24S)-2α,3α,22,23-四羟基-B-增-7-氧杂-5α-麦角甾-6-酮。属麦角甾烷类甾体化合物。又称油菜素甾醇。
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contractible loop
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contractible on itself
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contracting fault liability
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contracting universe
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