InChI=1/C15H20N2O2S2/c1-3-19-13(18)15(2,16)9-6-10-20-14-17-11-7-4-5-8-12(11)21-14/h4-5,7-8H,3,6,9-10,16H2,1-2H3/t15-/m1/s1 BEFCE0E2AD03499A