InChI=1/C19H25N3O2/c1-13-4-3-5-16(14(13)2)20-8-10-21(11-9-20)17-12-18(23)22(19(17)24)15-6-7-15/h3-5,15,17H,6-12H2,1-2H3/t17-/m0/s1 43BCAADD1FB4FDBD