C132233133112121111331333133313331333132322331333133313232212111111212323131   >>    C13223313311212111133133313331333133313232233133313331323221211111121232313   <<    C132233133112121111331333133313331333132322331333133313232212111111212323133   >>      C132233133112121111331333133313331333132322331333133313232212111111212323132   >>