InChI=1/C21H24N4O3/c1-13-10-14(2)12-17(11-13)25-9-8-18(20(25)27)19(26)23-15-4-6-16(7-5-15)24-21(28)22-3/h4-7,10-12,18H,8-9H2,1-3H3,(H,23,26)(H2,22,24,28)/t18-/m0/s1/f/h22-24H F82ABE5C8A76B1E9