C13223313311212111133133313331323133313331323132313231111122321   >>    C1322331331121211113313331333132313331333132313231323111112232   <<    C13223313311212111133133313331323133313331323132313231111122323   >>      C13223313311212111133133313331323133313331323132313231111122322   >>