InChI=1/C21H21N3O2/c25-19(22-14-7-2-1-3-8-14)17-13-15-9-6-12-24(15)21(17)16-10-4-5-11-18(16)23-20(21)26/h1-5,7-8,10-11,15,17H,6,9,12-13H2,(H,22,25)(H,23,26)/t15-,17-,21-/m0/s1/f/h22-23H 05A99076F9D9FBC1