C13223313311212111133133313331333132333133313331323133112212112331   >>    C1322331331121211113313331333133313233313331333132313311221211233   <<    C13223313311212111133133313331333132333133313331323133112212112333   >>      C13223313311212111133133313331333132333133313331323133112212112332   >>