C13223313311212111133133313331333133313232233133313331321121111332212331   >>    C1322331331121211113313331333133313331323223313331333132112111133221233   <<    C13223313311212111133133313331333133313232233133313331321121111332212333   >>      C13223313311212111133133313331333133313232233133313331321121111332212332   >>