C13223313311212111133133313331323133313112113113313331323221232311   >>    C1322331331121211113313331333132313331311211311331333132322123231   <<    C13223313311212111133133313331323133313112113113313331323221232313   >>      C13223313311212111133133313331323133313112113113313331323221232312   >>