InChI=1/C19H21N3O4S/c23-19-22(13-14-26-19)17-7-9-18(10-8-17)27(24,25)20-15-3-5-16(6-4-15)21-11-1-2-12-21/h3-10,20H,1-2,11-14H2 B790892D6F8275CD