C13223313311212111133133313331333132313231323331333132312312331   >>    C1322331331121211113313331333133313231323132333133313231231233   <<    C13223313311212111133133313331333132313231323331333132312312333   >>      C13223313311212111133133313331333132313231323331333132312312332   >>