InChI=1/C16H20N2OS/c1-11-4-9-15(20-11)12(2)18(3)10-13-5-7-14(8-6-13)16(17)19/h4-9,12H,10H2,1-3H3,(H2,17,19)/t12-/m0/s1/f/h17H2 904B590A1C779881