InChI=1/C18H22N2O3S/c1-13-4-6-16(7-5-13)24(21,22)17-14(2)12-15(3)19-18(17)20-8-10-23-11-9-20/h4-7,12H,8-11H2,1-3H3 5D0B211D5F03BD4C