C222123232321333131133133313331323133313231333133312131323311323231   >>    C22212323232133313113313331333132313331323133313331213132331132323   <<    C222123232321333131133133313331323133313231333133312131323311323233   >>      C222123232321333131133133313331323133313231333133312131323311323232   >>