C13223313311212111133133313331333133313232233133313331333131231311311   >>    C1322331331121211113313331333133313331323223313331333133313123131131   <<    C13223313311212111133133313331333133313232233133313331333131231311313   >>      C13223313311212111133133313331333133313232233133313331333131231311312   >>