InChI=1/C18H18N4O6S/c1-18(16(24)19-17(25)20-18)13-10-12(8-9-14(13)28-2)29(26,27)22-21-15(23)11-6-4-3-5-7-11/h3-10,22H,1-2H3,(H,21,23)(H2,19,20,24,25)/t18-/m1/s1/f/h19-21H 3FCF23CD51A4B260