InChI=1/C18H28N2O3/c1-22-13-11-20(17-8-9-17)14-18(21)19-10-5-12-23-15-16-6-3-2-4-7-16/h2-4,6-7,17H,5,8-15H2,1H3,(H,19,21)/p+1/fC18H29N2O3/h19-20H/q+1 A83B983D0D379807