InChI=1/C19H38N4O4/c1-5-23(18(26)27-19(2,3)4)11-6-9-20-17(25)21-10-14-22-12-7-16(15-24)8-13-22/h16,24H,5-15H2,1-4H3,(H2,20,21,25)/p+1/fC19H39N4O4/h20-22H/q+1 C3B16FFD40B4E6BB