InChI=1/C19H19N3O3S/c1-19(2)11-20-18-17(23)15-10-13(8-9-16(15)22(18)12-19)21-26(24,25)14-6-4-3-5-7-14/h3-10,21H,11-12H2,1-2H3/p+1/fC19H20N3O3S/h20H/q+1 00D641FB0496DED2