(1S,2S,4R,6R)-7,9-dioxatricyclo[4.2.1.0(2,4)]nonan-5-one

(1R,4S,5S)-4-hydroxymethyl-3-oxabicyclo[3.1.0]hexan-2-one

顺式-环丙烷-1,2-二羧酸二乙酯

N-Phenylimide of cis-1,2-cyclopropanedicarboxylic acid

2,3-dibromo-glutaric acid