6-methyl-3,7-dioxodecanedioyl-CoA => (3E)-2-(2-carboxylatoethyl)-3-methyl-6-oxocyclohex-1-ene-1-carboxyl-CoA + H2O
6-methyl-3,7-dioxodecanedioyl-coa => (3e)-2-(2-carboxylatoethyl)-3-methyl-6-oxocyclohex-1-ene-1-carboxyl-coa + h2o