4-吡啶甲醛

diethyl ester (3'-methylene-2:2',5':2''-terthiophene)phosphonic acid

(2,5-二溴噻吩-3-基)甲基磷酸二乙酯

3-(diethoxyphosphorylmethyl)thiophene

diethyl ester (2,5-diiodo-3-thienylmethyl)phosphonic acid