POLYGON((3.16818 45.67801,3.1681 45.67729,3.16848 45.67645,3.16973 45.67585,3.17144 45.67567,3.17166 45.67681,3.17132 45.67816,3.1702 45.67897,3.16698 45.67909,3.16865 45.679,3.16818 45.67801))