InChI=1/C19H21N3O3S/c1-11-7-12(2)17-15(8-11)20-19(26-17)22(10-14-5-4-6-24-14)18(23)16-9-13(3)21-25-16/h7-9,14H,4-6,10H2,1-3H3/t14-/m1/s1 6FE5F86FA535963E