InChI=1/C19H25N3O4S/c1-2-26-15-17-10-6-7-11-18(17)22-19(23)20-12-13-27(24,25)21-14-16-8-4-3-5-9-16/h3-11,21H,2,12-15H2,1H3,(H2,20,22,23)/f/h20,22H 444592C27FA9A20D