InChI=1/C20H23N3O4S/c1-15-13-16(27-21-15)14-22-9-11-23(12-10-22)28(24,25)20-8-7-19(26-2)17-5-3-4-6-18(17)20/h3-8,13H,9-12,14H2,1-2H3 B51673C199AD5782