label: (19Z,22Z,25Z,28Z)-tetratriacontatetraenoyl-CoA + malonyl-CoA + H(+) = 3-oxo-(21Z,24Z,27Z,30Z)-hexatriacontatetraenoyl-CoA + CO2 + CoA
label_lc: (19z,22z,25z,28z)-tetratriacontatetraenoyl-coa + malonyl-coa + h(+) = 3-oxo-(21z,24z,27z,30z)-hexatriacontatetraenoyl-coa + co2 + coa