InChI=1/C16H16N2O3S/c1-9-7-10(2)18-16(14(9)15(17)19)22-11-3-4-12-13(8-11)21-6-5-20-12/h3-4,7-8H,5-6H2,1-2H3,(H2,17,19)/f/h17H2 03114A9D8B23DD56