C222123232321333131133133313331323133313231333133312131323231312211313231   >>    C22212323232133313113313331333132313331323133313331213132323131221131323   <<    C222123232321333131133133313331323133313231333133312131323231312211313233   >>      C222123232321333131133133313331323133313231333133312131323231312211313232   >>