label: (2E,8Z,11Z,14Z,17Z)-eicosapentaenoyl-CoA + NADPH + H(+) => (8Z,11Z,14Z,17Z)-eicosatetraenoyl-CoA + NADP(+)
label_lc: (2e,8z,11z,14z,17z)-eicosapentaenoyl-coa + nadph + h(+) => (8z,11z,14z,17z)-eicosatetraenoyl-coa + nadp(+)