InChI=1/C21H22N4O3/c1-14-8-9-18-16(12-14)24-20(27)21(2,28-18)19(26)22-10-5-11-25-13-23-15-6-3-4-7-17(15)25/h3-4,6-9,12-13H,5,10-11H2,1-2H3,(H,22,26)(H,24,27)/t21-/m0/s1/f/h22,24H F777B61F3C97EAC9