日期:2023-04-20 16:53
状态:待解决
提问:kjcxac
tosterol(3), betulin(4), betulinic acid methyl ester(5), 1, 2, 4-trimethoxybenzene(6), dimethyl maleate(7), sonderianol(8), dibutyl phthalate(9), pinoresinol(10),p-hydroxybenzoic acid ethyl ester(11), avenalumic acid methyl ester(12), 5, 3'-dihydroxy-3,7, 4'-trimethoxyflavone(13), spathulenol(14), 2-methyl-5-acetonyl-7-hydroxychromone(15), 7, 4'-dihydroxyflavone(16), annphenone(17), 3-hydroxy-4-methoxybenzoic acid(18), 5, 3',4'-trihydroxy-7-methoxyflavanone(19), dibutyl phthalate(20), 4-O-methyl
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