InChI=1/C19H18N3O3S/c1-12-7-9-15(11-17(12)22-26(3,24)25)19(23)21-16-6-4-5-14-10-8-13(2)20-18(14)16/h4-11H,1-3H3,(H,21,23)/q-1/f/h21H 67B80F13961E75A2