Study of Cytotoxic and Photodynamic Activities of Dyads Composed of a Zinc Phthalocyanine Appended to an Organotin oleh Isabelle Toubia, Christophe Nguyen, Stéphane Diring, Marine Pays, Elodie Mattana, Philippe Arnoux, Céline Frochot, Magali Gary-Bobo, Marwan Kobeissi, Fabrice Odobel