InChI=1/C18H25N3O2/c1-13(22)19-15-8-10-16(11-9-15)20-18(23)21-12-4-7-17(21)14-5-2-3-6-14/h8-11,14,17H,2-7,12H2,1H3,(H,19,22)(H,20,23)/t17-/m1/s1/f/h19-20H 2ABD48DF58E5224E