C111123313121111121111331333133313331333131121133133313221322321   >>    C11112331312111112111133133313331333133313112113313331322132232   <<    C111123313121111121111331333133313331333131121133133313221322323   >>      C111123313121111121111331333133313331333131121133133313221322322   >>