C222123232321333131133133313331323133313231333133312131323231313331231   >>    C22212323232133313113313331333132313331323133313331213132323131333123   <<    C222123232321333131133133313331323133313231333133312131323231313331233   >>      C222123232321333131133133313331323133313231333133312131323231313331232   >>