C13223313311212111133133313331323133313331323132233132322331311121111112121   >>    C1322331331121211113313331333132313331333132313223313232233131112111111212   <<    C13223313311212111133133313331323133313331323132233132322331311121111112123   >>      C13223313311212111133133313331323133313331323132233132322331311121111112122   >>