InChI=1/C16H18N2O2S/c1-3-13(18(7-1)16-17-6-10-21-16)12-4-5-14-15(11-12)20-9-2-8-19-14/h4-6,10-11,13H,1-3,7-9H2/t13-/m0/s1 D6B505CF0C835305