(2E)-geranyl diphosphate => (1R,4S)-camphene + diphosphate
(2e)-geranyl diphosphate => (1r,4s)-camphene + diphosphate
(2E)-geranyl diphosphate => (1R,4S)-camphene + diphosphate
(2e)-geranyl diphosphate => (1r,4s)-camphene + diphosphate