C132233133112121111331333133313331333132332121211113313132322231   >>    C13223313311212111133133313331333133313233212121111331313232223   <<    C132233133112121111331333133313331333132332121211113313132322233   >>      C132233133112121111331333133313331333132332121211113313132322232   >>