C33331211113313331211113313331333133313223313311211113332233111   >>    C3333121111331333121111331333133313331322331331121111333223311   <<    C33331211113313331211113313331333133313223313311211113332233113   >>      C33331211113313331211113313331333133313223313311211113332233112   >>