C132233133112121111331333133313331323331331121111331321123231111   >>    C13223313311212111133133313331333132333133112111133132112323111   <<    C132233133112121111331333133313331323331331121111331321123231113   >>      C132233133112121111331333133313331323331331121111331321123231112   >>