InChI=1/C16H17NO3S/c1-9-13(16(19)20-2)14(10-6-7-21-8-10)15-11(17-9)4-3-5-12(15)18/h6-8,13-14H,3-5H2,1-2H3/t13-,14+/m1/s1 F8EFF9AC26FB33EF