POLYGON((3.17687 45.45746,3.17303 45.45678,3.17041 45.45595,3.16887 45.45553,3.16805 45.45464,3.16773 45.45371,3.16825 45.45326,3.1711 45.45267,3.17284 45.45293,3.17453 45.45416,3.17666 45.45693,3.17687 45.45746))