4,4',6,6'-Tctd-galacto-trehalose 4,4',6,6'-Tetrachloro-4,4',6,6'-tetradeoxygalactotrehalose 4,6-Dichloro-4,6-dideoxy-alpha-D-galactopyranosyl 4,6-dichloro-4,6-dideoxy-alpha-D-galactopyranoside 53684-69-8 alpha-D-Galactopyranoside, 4,6-dichloro-4,6-dideoxy-alpha-D-galactopyranosyl 4,6-dichloro-4,6-dideoxy-