InChI=1/C19H21N3O4S/c1-12-11-15-5-3-4-6-17(15)22(12)19(24)18(23)21-13(2)14-7-9-16(10-8-14)27(20,25)26/h3-10,12-13H,11H2,1-2H3,(H,21,23)(H2,20,25,26)/t12-,13+/m1/s1/f/h21H,20H2 D81DB1475220DB31