72066-76-3 Bicyclo(2.2.1)hept-5-ene-2,3-dicarboxylic acid, 1,4,5,6,7,7-hexachloro-, 2-(2-(2-(2-hydroxypropoxy)propoxy)ethoxy)ethyl 2-hydroxypropyl ester Chlorendic anhydride, diethylene glycol, propylene oxide reaction product