InChI=1/C18H16N10O2S/c1-27-13-12(14(29)28(2)18(27)30)21-16(22-13)31-17-23-15(25-26-17)24-20-8-9-7-19-11-6-4-3-5-10(9)11/h3-8,19H,1-2H3,(H,21,22)(H2,23,24,25,26)/b20-8+/f/h21,24-25H BBEA4F175B75EDB2