C13223313311212111133133313331333133313232233133313331333131323233313311213331   >>    C1322331331121211113313331333133313331323223313331333133313132323331331121333   <<    C13223313311212111133133313331333133313232233133313331333131323233313311213333   >>      C13223313311212111133133313331333133313232233133313331333131323233313311213332   >>