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CAS NO:113561-35-6
CAS:
113561-35-6
英文名称:
4)cyclobuta(1,2-b)benzofuran-4(1h)-one, 2,3,4a,9c-tetrahydro-8-hydroxy-benzo(
9- trimethyl-7
4)cyclobuta(1,2-b)benzofuran-4(1h)-one,2,3,4a,9c-tetrahydro-8-hydroxy-6,7,9- trimethyl-benzo(