label: (13Z,16Z,19Z,22Z)-3-oxooctacosatetraenoyl-CoA + CO2 + CoA => (11Z,14Z,17Z,20Z)-hexacosatetraenoyl-CoA + malonyl-CoA + H(+)
label_lc: (13z,16z,19z,22z)-3-oxooctacosatetraenoyl-coa + co2 + coa => (11z,14z,17z,20z)-hexacosatetraenoyl-coa + malonyl-coa + h(+)