InChI=1/C21H21N3O4S/c1-14-17-6-4-5-7-18(17)21(26)24(14)13-20(25)23-11-10-15-12-16(8-9-19(15)23)29(27,28)22(2)3/h4-9,12H,1,10-11,13H2,2-3H3 FC2ED351A7247A45