cloalkyl or furyl group; each R1 individually is hydrogen or alkyl group of up to 7 carbon atoms; wherein the number of carbon atoms in any epoxyalkyl group totals no more than 10 carbon atoms; each X and Y is individually hydrogen or chlorine or alkyl or hydroxy; each R2 individually is hydrogen or chlorine or a hydrocarbon group such as alkyl, aryl, aralkyl, alkaryl, and cycloalkyl.