(5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + malonyl-CoA + H(+) = 3-oxo-(7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl-CoA + CO2 + CoA
(5z,8z,11z,14z,17z)-eicosapentaenoyl-coa + malonyl-coa + h(+) = 3-oxo-(7z,10z,13z,16z,19z)-docosapentaenoyl-coa + co2 + coa
(5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + malonyl-CoA + H(+) = 3-oxo-(7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl-CoA + CO2 + CoA
(5z,8z,11z,14z,17z)-eicosapentaenoyl-coa + malonyl-coa + h(+) = 3-oxo-(7z,10z,13z,16z,19z)-docosapentaenoyl-coa + co2 + coa