endo,endo-2,9-dibromo-13-oxa-bicyclo<8.2.1>tridec-5-(Z)-ene

2-甲氧基-3,5-二甲基吡嗪

8-bromo-1,1-dimethoxyoctane

3-hydroxy-5-methyl-3-phenyl-1-benzofuran-2-one

methyl α-(2-hydroxy-5-methylphenyl)phenylacetate