InChI=1/C21H23N3O6S/c1-29-17-6-2-15(3-7-17)22-19-14-20(25)24(21(19)26)16-4-8-18(9-5-16)31(27,28)23-10-12-30-13-11-23/h2-9,19,22H,10-14H2,1H3/t19-/m1/s1 48D4FEAE1FEE8F91