2-((((3-(Acryloyloxy)-2,2-bis((acryloyloxy)methyl)propoxy)methyl(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)silyl)oxy)methyl)-2-((acryloyloxy)methyl)propane-1,3-diyl diacrylate 94237-12-4 EINECS 304-111-8