C33331211113313331211113313331333133313223313311211113313222332313331321   >>    C3333121111331333121111331333133313331322331331121111331322233231333132   <<    C33331211113313331211113313331333133313223313311211113313222332313331323   >>      C33331211113313331211113313331333133313223313311211113313222332313331322   >>