InChI=1/C22H24N4O2/c1-2-6-21(27)25-14-5-9-20(25)22(28)24-16-10-12-17(13-11-16)26-15-23-18-7-3-4-8-19(18)26/h3-4,7-8,10-13,15,20H,2,5-6,9,14H2,1H3,(H,24,28)/t20-/m0/s1/f/h24H D4D7F53C073EAFC6