InChI=1/C21H23N5O2/c27-20(25-26-21(28)23-12-10-15-5-3-4-11-22-15)14-8-9-19-17(13-14)16-6-1-2-7-18(16)24-19/h3-5,8-9,11,13,24H,1-2,6-7,10,12H2,(H,25,27)(H2,23,26,28)/f/h23,25-26H 2085DBF619B5551C