InChI=1/C15H20N2O2/c1-3-17-7-6-12-13-9-11(19-15(18)16-2)5-4-10(13)8-14(12)17/h4-5,9,12,14H,3,6-8H2,1-2H3,(H,16,18)/p+1/t12-,14+/m0/s1/fC15H21N2O2/h16-17H/q+1 0AC02E7C98E04597