InChI=1/C21H25N3O2/c1-13(2)14-4-6-15(7-5-14)23-20(25)26-16-8-9-18-17(12-16)21(3)10-11-22-19(21)24-18/h4-9,12-13,19,22,24H,10-11H2,1-3H3,(H,23,25)/p+1/t19-,21-/m0/s1/fC21H26N3O2/h23-24H/q+1 EFD928E35C598330