InChI=1/C20H21N3O2/c1-3-25-20(24)18-11-16-13(2)6-4-9-17(16)23(18)12-14-7-5-8-15(10-14)19(21)22/h4-11H,3,12H2,1-2H3,(H3,21,22)/p+1/fC20H22N3O2/h21-22H2/q+1 9F6564A81189535A