POLYGON((3.68538 49.36413,3.66561 49.36745,3.66037 49.3764,3.65064 49.37892,3.65348 49.38887,3.65798 49.3895,3.66065 49.39452,3.66519 49.39405,3.68268 49.38368,3.68329 49.37773,3.69148 49.37597,3.68538 49.36413))