C132233133112121111331333133313331323133313331333133311211331323121   >>    C13223313311212111133133313331333132313331333133313331121133132312   <<    C132233133112121111331333133313331323133313331333133311211331323123   >>      C132233133112121111331333133313331323133313331333133311211331323122   >>