InChI=1/C19H27N5O4/c1-4-23(5-2)10-9-20-18(27)14-7-6-8-15(11-14)21-16(25)12-24-17(26)13-22(3)19(24)28/h6-8,11H,4-5,9-10,12-13H2,1-3H3,(H,20,27)(H,21,25)/p+1/fC19H28N5O4/h20-21,23H/q+1 CC15C3C5A38F3E41