4-amino-1-[(E)-4-chlorobut-2-enyl]pyrimidin-2-one

2-乙烯基环丙烷-1,1-二羧酸二甲酯

1,1-diethyl-2,5-dihydrosilole

2-乙烯基环丙烷-1,1-二羧酸二乙酯

methyl 4-[4-(4-methoxycarbonylphenoxy)but-2-enoxy]benzoate