presqualene diphosphate + diphosphate => 2 (2E,6E)-farnesyl diphosphate
presqualene diphosphate + diphosphate => 2 (2e,6e)-farnesyl diphosphate
presqualene diphosphate + diphosphate => 2 (2E,6E)-farnesyl diphosphate
presqualene diphosphate + diphosphate => 2 (2e,6e)-farnesyl diphosphate