POLYGON((2.81336 45.51874,2.81503 45.51889,2.81675 45.51952,2.81791 45.52082,2.81761 45.52139,2.81692 45.52094,2.81563 45.52106,2.8146 45.5207,2.81344 45.51998,2.81336 45.51874))