C13223313311212111133133313331333133313232233133313113323222332321   >>    C1322331331121211113313331333133313331323223313331311332322233232   <<    C13223313311212111133133313331333133313232233133313113323222332323   >>      C13223313311212111133133313331333133313232233133313113323222332322   >>