85-44-9
苯酐
75-89-8
2,2,2-三氟乙醇
972-99-6
o-(carbophenoxy)benzhydryl bromide
72036-37-4
4-hydroxy-4-phenyl-but-2-ynoic acid ethyl ester
1165952-91-9
cyclohexa-1,3-diene

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