InChI=1/C19H26N6O3/c1-12(2)25-11-21-15-16(20-9-13-5-7-14(28-4)8-6-13)22-18(23-17(15)25)24-19(3,27)10-26/h5-8,11-12,26-27H,9-10H2,1-4H3,(H2,20,22,23,24)/t19-/m0/s1/f/h20,24H 93B037D316961A56