1,2,4-Triazolidine-3,5-dione, 1-(2-butenyl)-2-phenyl- 2-(2-Butenyl)-3-phenylbicarbamimide 34873-96-6 5-26-05-00251 (Beilstein Handbook Reference) BRN 0885499 Bicarbamimide, 2-(2-butenyl)-3-phenyl- UR 79