InChI=1/C20H23N5O3/c1-28-20(27)14(13-21)18-19(24-16-8-5-4-7-15(16)23-18)22-10-12-25-11-6-2-3-9-17(25)26/h4-5,7-8,14H,2-3,6,9-12H2,1H3,(H,22,24)/t14-/m1/s1/f/h22H 68E6E74525E0FA07