C13223313311212111133133313331333133313232233133313311232313231221313311   >>    C1322331331121211113313331333133313331323223313331331123231323122131331   <<    C13223313311212111133133313331333133313232233133313311232313231221313313   >>      C13223313311212111133133313331333133313232233133313311232313231221313312   >>