InChI=1/C21H27N3O2/c1-13-4-6-23-18(8-13)16-12-24-7-5-14-9-20(25-2)21(26-3)10-15(14)19(24)11-17(16)22/h4,6,8-10,16-17,19H,5,7,11-12,22H2,1-3H3/p+1/t16-,17+,19-/m0/s1/fC21H28N3O2/h22H/q+1 26FF50E652A9E092