InChI=1/C19H27N5O/c1-15(2)14-23-12-8-16(9-13-23)21-19(25)22-17-6-3-4-7-18(17)24-11-5-10-20-24/h3-7,10-11,15-16H,8-9,12-14H2,1-2H3,(H2,21,22,25)/p+1/fC19H28N5O/h21-23H/q+1 63791FFD521E4B52