InChI=1/C20H23N5O3/c26-18-8-4-12-25(18)14-15-5-3-6-16(13-15)24-20(28)19(27)23-11-10-22-17-7-1-2-9-21-17/h1-3,5-7,9,13H,4,8,10-12,14H2,(H,21,22)(H,23,27)(H,24,28)/f/h22-24H F5AC21F04927D2A2