InChI=1/C18H17N5O2/c1-25-15-10-6-5-9-13(15)20-17(19)23-18-21-14(11-16(24)22-18)12-7-3-2-4-8-12/h2-11H,1H3,(H4,19,20,21,22,23,24)/f/h20,22H,19H2 211153CAA5FDC46A