InChI=1/C21H33N3O2/c1-15(2)16-4-5-19(20(25)14-16)21(26)22-17-6-12-24(13-7-17)18-8-10-23(3)11-9-18/h4-5,14-15,17-18,25H,6-13H2,1-3H3,(H,22,26)/p+2/fC21H35N3O2/h22-24H/q+2 5F81B94B03E60D1B