2,3,4,5,6-pentachloro-1-oxidopyridin-1-ium;2,3,4,5,6-pentachloro-1-oxido-pyridin-1-ium;17573-93-2;Pentachloropyridine oxide;ST5411043;Pyridine, pentachloro-, 1-oxide
2,3,4,5,6-pentachloro-1-oxidopyridin-1-ium