1(3H)-isobenzofuranone, hexahydro-4,7-dihydroxy- 4,7-dihydroxyhexahydro-2-benzofuran-1(3H)-one InChI=1/C8H12O4/c9-5-1-2-6(10)7-4(5)3-12-8(7)11/h4-7,9-10H,1-3H