InChI=1/C15H20N2O2/c1-3-17-7-6-10-8-14(17)12-5-4-11(9-13(10)12)19-15(18)16-2/h4-5,9-10,14H,3,6-8H2,1-2H3,(H,16,18)/p+1/t10-,14+/m1/s1/fC15H21N2O2/h16-17H/q+1 52C1CE11159065BD