InChI=1/C19H25N7O2/c1-13-22-23-24-26(13)17-7-3-6-16(12-17)21-19(28)25-10-8-15(9-11-25)20-18(27)14-4-2-5-14/h3,6-7,12,14-15H,2,4-5,8-11H2,1H3,(H,20,27)(H,21,28)/f/h20-21H 506DF7A36F8E9C1F