InChI=1/C21H25N5O3/c27-19-14-17(15-26(19)13-10-16-6-2-1-3-7-16)20(28)24-25-21(29)23-12-9-18-8-4-5-11-22-18/h1-8,11,17H,9-10,12-15H2,(H,24,28)(H2,23,25,29)/t17-/m0/s1/f/h23-25H 1DF7418E10E421E0