InChI=1/C19H27N5O2/c1-15-22-18(26-23-15)5-4-10-20-19(25)21-13-16-6-8-17(9-7-16)14-24-11-2-3-12-24/h6-9H,2-5,10-14H2,1H3,(H2,20,21,25)/p+1/fC19H28N5O2/h20-21,24H/q+1 6216396C17DFF2AC