4.2.3.143 (2E,6E)-farnesyl diphosphate + H2O - Thapsia garganica kunzeaol + diphosphate - ? 429471 4.2.3.143 (2E,6E)-farnesyl diphosphate + H2O - Thapsia garganica kunzeaol + diphosphate i.e. 6beta-hydroxygermacra-1(10),4-diene, (1R,2E,6E,10R)-3,7-dimethyl-10-isopropylcyclodeca-2,6-dienol, major product, plus germacrene D, bicyclogermacrene and two more minor products ? 429471 4.2.3.143 additional information radioactive assay method Thapsia garganica ? - ? 89