POLYGON((3.97465 49.13566,3.97447 49.13554,3.9745 49.13533,3.97465 49.13517,3.97455 49.13501,3.97463 49.13494,3.9748 49.13498,3.97495 49.13518,3.97503 49.1356,3.97465 49.13566))