InChI=1/C20H19N3/c1-22-10-6-17(7-11-22)20-18-13-15(14-21)4-5-16(18)8-12-23-9-2-3-19(20)23/h2-5,8-9,12-13H,6-7,10-11H2,1H3/p+1/fC20H20N3/h22H/q+1 226FC17BF36814F4