InChI=1/C19H27N5O/c25-18(20-9-14-23-10-3-4-11-23)15-7-12-24(13-8-15)19-21-16-5-1-2-6-17(16)22-19/h1-2,5-6,15H,3-4,7-14H2,(H,20,25)(H,21,22)/p+1/fC19H28N5O/h20-21,23H/q+1 F7D57697A0F2EF67