Α,Α-二氰基-2,5-二羟基对苯二乙酸二乙酯

6,7-dichloronaphthalene-1,4-dione

2,5-dibromo-3,6-dimethoxycyclohexa-2,5-diene-1,4-dione

(4-acetyloxy-6,7-dimethyl-5,8-dihydronaphthalen-1-yl) acetate

(2-ethoxy-5-hydroxyphenyl)-triphenylphosphanium,iodide