4.2.3.180 geranylgeranyl diphosphate - Pseudolarix amabilis pseudolaratriene + diphosphate - ? 440248 4.2.3.180 additional information no product is formed with geranyl diphosphate or farnesyl diphosphate or in assays with class II diterpene synthases forming copalyl diphosphate of ent- or (+)-stereochemistry Pseudolarix amabilis ? - ? 89