C111123313121111121111331333133313331311331333131211113313331333133322331323331   >>    C11112331312111112111133133313331333131133133313121111331333133313332233132333   <<    C111123313121111121111331333133313331311331333131211113313331333133322331323333   >>      C111123313121111121111331333133313331311331333131211113313331333133322331323332   >>