C132233133112121111331333133313331323132322112121211113311233231   >>    C13223313311212111133133313331333132313232211212121111331123323   <<    C132233133112121111331333133313331323132322112121211113311233233   >>      C132233133112121111331333133313331323132322112121211113311233232   >>