InChI=1/C19H30N4O4/c1-15-6-2-4-12-22(15)13-5-3-11-20-19(25)21-14-18(24)16-7-9-17(10-8-16)23(26)27/h7-10,15,18,24H,2-6,11-14H2,1H3,(H2,20,21,25)/p+1/t15-,18-/m0/s1/fC19H31N4O4/h20-22H/q+1 A454395E5C6F67E8