InChI=1/C17H16N2OS/c18-11-12-21-17-19-15(13-7-3-1-4-8-13)16(20-17)14-9-5-2-6-10-14/h1-10H,11-12,18H2/p+1/fC17H17N2OS/h18H/q+1 ECB46FB2A45CBFE7