InChI=1/C19H23N3O4S/c1-2-21(16-9-5-3-6-10-16)27(25,26)17-11-12-18(19(15-17)22(23)24)20-13-7-4-8-14-20/h3,5-6,9-12,15H,2,4,7-8,13-14H2,1H3 5209BF37F55F9359