C13223313311212111133133313331333132333133313331323133323213331   >>    C1322331331121211113313331333133313233313331333132313332321333   <<    C13223313311212111133133313331333132333133313331323133323213333   >>      C13223313311212111133133313331333132333133313331323133323213332   >>