This Second Supplement has been prepared for the purposes of inter alia (i) updating the section" Risk factors "in the Base Prospectus (ii) incorporating in the Base Prospectus certain sections of 2019 universal registration document and the half... D 20 -0128 on March 13, 2020 prepared by the Issuer which contains the audited consolidated financial statements of the Issuer for the year ended December 31, 2019 and the statutory auditors report on such financial statements; and; the 2018 Document de Référence of the Issuer in French language filed with the AMF under no.