POLYGON((1.81856 47.16069,1.8191 47.16033,1.81991 47.15998,1.82042 47.15978,1.82079 47.15975,1.82092 47.16035,1.82008 47.16054,1.82034 47.16121,1.81967 47.16149,1.81896 47.16201,1.81836 47.162,1.81855 47.16119,1.81856 47.16069))