InChI=1/C21H23N3O4S/c1-27-16-10-8-15(9-11-16)17-14-29-21(23-17)24-19(26)7-5-3-2-4-6-18(25)20-22-12-13-28-20/h8-14H,2-7H2,1H3,(H,23,24,26)/f/h24H F37AF664DED0F0A8