InChI=1/C21H23N3O5S/c25-12-4-11-22-19(26)18-16-5-2-1-3-6-17(16)30-20(18)23(21(22)27)13-14-7-9-15(10-8-14)24(28)29/h7-10,25H,1-6,11-13H2 8421B72041D4B7BE