InChI=1/C19H26N4O4S/c1-19(2)17(26)23(18(27)20-19)10-6-9-15(24)21-22-16(25)14-11-12-7-4-3-5-8-13(12)28-14/h11H,3-10H2,1-2H3,(H,20,27)(H,21,24)(H,22,25)/f/h20-22H 3ABB7273CD840C83