InChI=1/C18H21N9O2/c1-4-7-29-12-6-5-10(20-18-23-17(19)24-25-18)8-11(12)14-21-15-13(16(28)22-14)9(2)26-27(15)3/h5-6,8H,4,7H2,1-3H3,(H,21,22,28)(H4,19,20,23,24,25)/f/h20,22,24H,19H2 C91FD1720E89C171