C222123232321333131133133313331323133313231333133312131323231232222331   >>    C22212323232133313113313331333132313331323133313331213132323123222233   <<    C222123232321333131133133313331323133313231333133312131323231232222333   >>      C222123232321333131133133313331323133313231333133312131323231232222332   >>