InChI=1/C18H21N3O2S/c1-4-21(5-2)18(22)16-15(19)13-9-11-7-8-12(23-6-3)10-14(11)20-17(13)24-16/h7-10H,4-6,19H2,1-3H3/p+1/fC18H22N3O2S/h20H/q+1 66A7B82234295275