C13223313311212111133133313331333133313232233133313331323111322321   >>    C1322331331121211113313331333133313331323223313331333132311132232   <<    C13223313311212111133133313331333133313232233133313331323111322323   >>      C13223313311212111133133313331333133313232233133313331323111322322   >>