EP3757091B1 - 1-[[(3s)-3-Methyl-6-(4(4,4-Trifluorobutoxy)-3,4-Dihydronaphthalen-2yl]methyl]azetidine-3-Carboxylic Acid Having S1p5 Receptor Agonist Activity for the Treatment of Neurodegenerative Disorders and Cancer