C13223313311212111133133313331333133313232233133313331323112222321   >>    C1322331331121211113313331333133313331323223313331333132311222232   <<    C13223313311212111133133313331333133313232233133313331323112222323   >>      C13223313311212111133133313331333133313232233133313331323112222322   >>