C132233133112121111331333133313331333132322331333133313333232223131   >>    C13223313311212111133133313331333133313232233133313331333323222313   <<    C132233133112121111331333133313331333132322331333133313333232223133   >>      C132233133112121111331333133313331333132322331333133313333232223132   >>