InChI=1/C21H25N5O3/c1-12(2)18(19-23-14-7-5-6-8-15(14)24-19)26-21(28)25-16-11-13(20(27)22-3)9-10-17(16)29-4/h5-12,18H,1-4H3,(H,22,27)(H,23,24)(H2,25,26,28)/t18-/m1/s1/f/h22-23,25-26H 390C25764FD78C65