NRDC 157

(1R)-3β-(2,2-Dibromoethenyl)-2,2-dimethylcyclopropane-1β-carboxylic acid 3-phenoxybenzyl ester

(1R)-2α-(2,2-Dibromoethenyl)-3,3-dimethylcyclopropane-1α-carboxylic acid 3-phenoxybenzyl ester