ethyl 8-chloro-2-(diethoxymethylene)-3,8-dioxooctanoate

4-[6-(4-hydroxyphenyl)hexyl]phenol

methyl 6-(4-formyl-2,5-dimethoxyphenyl)hexanoate

反式-环丁烷-1,2-二羰酰氯

3-[[6-[3-carboxy-2,4,6-triiodo-5-[(propanoylamino)methyl]anilino]-6-oxohexanoyl]amino]-2,4,6-triiodo-5-[(propanoylamino)methyl]benzoic acid