label: (3R)-hydroxy-(21Z,24Z,27Z,30Z)-hexatriacontatetraenoyl-CoA => (2E,21Z,24Z,27Z,30Z)-hexatriacontapentaenoyl-CoA + H2O
label_lc: (3r)-hydroxy-(21z,24z,27z,30z)-hexatriacontatetraenoyl-coa => (2e,21z,24z,27z,30z)-hexatriacontapentaenoyl-coa + h2o