InChI=1/C16H20N4O2S/c1-3-12-14(23-19-18-12)15(21)20-8-6-16(22,7-9-20)13-5-4-11(2)10-17-13/h4-5,10,22H,3,6-9H2,1-2H3 11349B9B2632895A