InChI=1/C18H13N5O3S2/c1-18(10-5-3-2-4-6-10)15(25)23(16(26)20-18)21-13(24)12-9-11-14(28-12)19-17-22(11)7-8-27-17/h2-9H,1H3,(H,20,26)(H,21,24)/t18-/m0/s1/f/h20-21H 9E99D2B75426072A