C13223313311212111133133313331323133313331323132322121111121111331211311   >>    C1322331331121211113313331333132313331333132313232212111112111133121131   <<    C13223313311212111133133313331323133313331323132322121111121111331211313   >>      C13223313311212111133133313331323133313331323132322121111121111331211312   >>