(2E,6E,10E)-geranylgeranyl diphosphate + 3 AH2 => phytyl diphosphate + 3 A
(2e,6e,10e)-geranylgeranyl diphosphate + 3 ah2 => phytyl diphosphate + 3 a
(2E,6E,10E)-geranylgeranyl diphosphate + 3 AH2 => phytyl diphosphate + 3 A
(2e,6e,10e)-geranylgeranyl diphosphate + 3 ah2 => phytyl diphosphate + 3 a