121307-77-5 14152-97-7 2,3,4,6-Tetra-O-acetyl-beta-D-glucopyranosyl isothiocyanate 2,3,4,6-Tetra-O-acetylglucopyranosylisothiocyanate GITC NSC 224452 TAGIT beta-D-Glucopyranosyl isothiocyanate, 2,3,4,6-tetraacetate