InChI=1/C20H23N5O3/c26-18(23-12-11-22-17-9-3-4-10-21-17)19(27)24-16-8-2-1-7-15(16)20(28)25-13-5-6-14-25/h1-4,7-10H,5-6,11-14H2,(H,21,22)(H,23,26)(H,24,27)/p+1/fC20H24N5O3/h21-24H/q+1 E92488ECFE3C4514