4,5-Epoxycyclohexane-1,3-dicarboxylic acid, didecyl ester 7-Oxabicyclo(4.1.0)heptane-3,5-dicarboxylic acid, didecyl ester 73806-20-9 Didecyl 4,5-epoxycyclohexane-1,3-dicarboxylate EP-163