InChI=1/C20H19N5O3/c1-2-25-11-14(13-5-3-4-6-17(13)25)19(27)21-10-18(26)22-12-7-8-15-16(9-12)24-20(28)23-15/h3-9,11H,2,10H2,1H3,(H,21,27)(H,22,26)(H2,23,24,28)/f/h21-24H 816F1EA3092D2C86