C111123313121111121111331333133313331333133313331333133313331322123313331231   >>    C11112331312111112111133133313331333133313331333133313331333132212331333123   <<    C111123313121111121111331333133313331333133313331333133313331322123313331233   >>      C111123313121111121111331333133313331333133313331333133313331322123313331232   >>