C13223313311212111133133313331333133313231323133211331311331211   >>    C1322331331121211113313331333133313331323132313321133131133121   <<    C13223313311212111133133313331333133313231323133211331311331213   >>      C13223313311212111133133313331333133313231323133211331311331212   >>