InChI=1/C20H25N3O2/c24-12-6-11-21-19-22-17-15-8-3-2-7-14(15)13-20(9-4-1-5-10-20)16(17)18(25)23-19/h2-3,7-8,24H,1,4-6,9-13H2,(H2,21,22,23,25)/f/h21-22H 5C2523A542CFF65A