C132233133112121111331333133313331323331333133313231333121111132313131   >>    C13223313311212111133133313331333132333133313331323133312111113231313   <<    C132233133112121111331333133313331323331333133313231333121111132313133   >>      C132233133112121111331333133313331323331333133313231333121111132313132   >>