InChI=1/C19H30N4O2/c1-22-10-8-17(9-11-22)23-12-6-16(7-13-23)21-19(25)20-14-15-2-4-18(24)5-3-15/h2-5,16-17,24H,6-14H2,1H3,(H2,20,21,25)/p+1/fC19H31N4O2/h20-21,23H/q+1 63D8CD8A673FAF54