InChI=1/C17H21N2O4S/c1-6-23-17(20)15-12(4)16(13(5)18-15)24(21,22)19-14-9-10(2)7-8-11(14)3/h7-9,16H,6H2,1-5H3/q-1/t16-/m1/s1 2AF600B1AB7C2744