C111123313121111121111331333133313331322132212111133132213113231   >>    C11112331312111112111133133313331333132213221211113313221311323   <<    C111123313121111121111331333133313331322132212111133132213113233   >>      C111123313121111121111331333133313331322132212111133132213113232   >>