POLYGON((1.68838 45.75633,1.6881 45.75619,1.68744 45.75573,1.68676 45.75481,1.68656 45.75464,1.68628 45.75468,1.68665 45.75519,1.68746 45.75613,1.68815 45.75642,1.68838 45.75633))