InChI=1/C15H22N2O2/c1-3-12(16)9-11-5-4-6-13(10-11)19-14-7-8-17(2)15(14)18/h4-6,10,12,14H,3,7-9,16H2,1-2H3/p+1/t12-,14-/m0/s1/fC15H23N2O2/h16H/q+1 39CD91B1433CA16F