InChI=1/C16H18N2OS/c1-12-7-5-6-10-14(12)20-11-16(18,15(17)19)13-8-3-2-4-9-13/h2-10H,11,18H2,1H3,(H2,17,19)/t16-/m1/s1/f/h17H2 FACA951CDCE13A50