InChI=1/C18H22N2O4S3/c21-26(22)13-16(17(14-26)27(23,24)18-7-4-12-25-18)20-10-8-19(9-11-20)15-5-2-1-3-6-15/h1-7,12,16-17H,8-11,13-14H2/t16-,17-/m0/s1 7CD9C4B1E37FD44A