InChI=1/C18H17NO3S/c1-12-9-10-19-11-16(12)18-15(7-8-17(18)20)13-3-5-14(6-4-13)23(2,21)22/h3-6,9-11H,7-8H2,1-2H3 FC20D8F10CF08F8F