4-hydroxy-2 5 6-trichloroisophthalonitrile July 8, 2019 16 32 64 128 4-hydroxy-2 5 6-tetrachloro isophthalonitrile 2 4 5 6-tetra(9h-carbazol-9-yl)isophthalonitrile (2s 3r 4s 5s 6r)-6-(hydroxymethyl)tetrahydro-2h-pyran-2 3 4 5-tetraol (2s 3r 4r 5s 6r)-2- 4-chloro-3- (4-ethoxyphenyl)methyl phenyl -6-(hydroxymethyl)oxane-3 4 5-triol