6-methyl-1-phenyl-2H-pyrazolo[3,4-d]pyrimidin-4-one

O-乙基硫代乙酸酯

4-methyldec-4-enoic acid

2-methyl-3,5,6,7,8,9-hexahydrocyclohepta[2,3]thieno[2,4-d]pyrimidin-4-one

ethyl 4-(trimethylsilylmethyl)pent-4-enoate