POLYGON((2.31814 46.17788,2.31813 46.17784,2.31808 46.17781,2.31802 46.17779,2.31795 46.17781,2.3179 46.17784,2.31789 46.17788,2.3179 46.17793,2.31795 46.17796,2.31801 46.17797,2.31808 46.17796,2.31813 46.17793,2.31814 46.17788))