InChI=1/C19H21N3O4S/c1-21-9-11-22(12-10-21)19-15-13-14(26-27(2,23)24)7-8-17(15)25-18-6-4-3-5-16(18)20-19/h3-8,13H,9-12H2,1-2H3/p+1/fC19H22N3O4S/h21H/q+1 91CF3D22E57186DC