InChI=1/C17H20N4O5S/c1-17(2,3)20-27(25,26)13-10-8-12(9-11-13)16(22)19-18-14-6-4-5-7-15(14)21(23)24/h4-11,18,20H,1-3H3,(H,19,22)/f/h19H 6376D103926CAE21