872269-25-5
4-methyl-3-phenyl-pentenedioic acid diethyl ester
141-78-6
乙酸乙酯
121511-39-5
prop-2-ene-1,1,3-tricarboxylic acid triethyl ester
252954-77-1
diethyl 3-phenyl-2-pentenedicarboxylate
10035-10-6
氢溴酸

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