InChI=1/C21H25N3O2/c1-15-7-5-8-16(13-15)21(11-3-2-4-12-21)19(25)23-17-9-6-10-18(14-17)24-20(22)26/h5-10,13-14H,2-4,11-12H2,1H3,(H,23,25)(H3,22,24,26)/f/h23-24H,22H2 430E61CBC9853AA6