1(3H)-isobenzofuranone, 3-[bis(methylthio)methylene]- 3-[bis(methylthio)methylene]-2-benzofuran-1(3H)-one InChI=1/C11H10O2S2/c1-14-11(15-2)9-7-5-3-4-6-8(7)10(12)13-9/h3-6H,1-2H