2-imidazolidinone, 4,5-dipropyl- 4,5-dipropylimidazolidin-2-one InChI=1/C9H18N2O/c1-3-5-7-8(6-4-2)11-9(12)10-7/h7-8H,3-6H2,1-2H3,(H2,10,11,12