C13223313311212111133133313331333133313232233133313331323221321221   >>    C1322331331121211113313331333133313331323223313331333132322132122   <<    C13223313311212111133133313331333133313232233133313331323221321223   >>      C13223313311212111133133313331333133313232233133313331323221321222   >>