InChI=1/C20H25N5O3/c1-25(2)13-12-21-19(27)15-8-10-17(11-9-15)24-20(28)22-14-18(26)23-16-6-4-3-5-7-16/h3-11H,12-14H2,1-2H3,(H,21,27)(H,23,26)(H2,22,24,28)/p+1/fC20H26N5O3/h21-25H/q+1 281896FE8366DD8A