1-methoxy-4-[3-(4-methoxyphenyl)buta-1,3-dien-2-yl]benzene

1,4-二乙酰氧基-2-溴苯

acetic acid,2,5-dibromobenzene-1,4-diol

1-乙炔乙酸环己酰酯

(2-bromo-4-nitrophenyl) acetate