InChI=1/C19H25N5O3/c1-23(2)17-14(4-3-8-20-17)12-21-19(26)22-16-5-9-24(10-6-16)18(25)15-7-11-27-13-15/h3-4,7-8,11,13,16H,5-6,9-10,12H2,1-2H3,(H2,21,22,26)/f/h21-22H 11A3746D7F93B599