C33331211113313331211113313331333133313221121211113313113313221323221   >>    C3333121111331333121111331333133313331322112121111331311331322132322   <<    C33331211113313331211113313331333133313221121211113313113313221323223   >>      C33331211113313331211113313331333133313221121211113313113313221323222   >>