InChI=1/C18H18N2OS/c1-11-6-8-12(9-7-11)16-13(10-19)18(22-2)20-14-4-3-5-15(21)17(14)16/h6-9,16-17H,3-5H2,1-2H3/t16-,17+/m1/s1 679D0D3C2E580DC7