InChI=1/C14H20N2O2/c1-16(7-8-17)10-14(18)12-4-5-13-11(9-12)3-2-6-15-13/h4-5,9,15,17H,2-3,6-8,10H2,1H3/p+1/fC14H21N2O2/h16H/q+1 1805FBD023F6A3B3