InChI=1S/C25H22O13S/c1-35-18-6-10(2-3-17(18)38-39(32,33)34)23-14(9-26)13-4-11(5-16(29)25(13)37-23)24-22(31)21(30)20-15(28)7-12(27)8-19(20)36-24/h2-8,14,22-24,26-29,31H,9H2,1H3,(H,32,33,34)