InChI=1/C19H26N4O4/c1-2-10-20-19(25)14-22-11-8-16(9-12-22)21-18(24)7-6-15-4-3-5-17(13-15)23(26)27/h3-7,13,16H,2,8-12,14H2,1H3,(H,20,25)(H,21,24)/b7-6+/f/h20-21H	AF613152C6A8F1E3