(3R)-hydroxy-(11Z,14Z,17Z,20Z,23Z)-hexacosapentaenoyl-CoA <=> (2E,11Z,14Z,17Z,20Z,23Z)-hexacosahexaenoyl-CoA + H2O
(3r)-hydroxy-(11z,14z,17z,20z,23z)-hexacosapentaenoyl-coa <=> (2e,11z,14z,17z,20z,23z)-hexacosahexaenoyl-coa + h2o