(Methyl-1,3-phenylene)bis(iminocarbonyloxy(2,2-bis(((1-oxoallyl)oxy)methyl))-3,1-propanediyl) diacrylate, (methyl-1,3-phenylene)bis[iminocarbonyloxy[2,2-bis[[(1-oxoallyl)oxy]methyl]]-3,1-propanediyl] diacrylate, (2-Methyl-1,3-phenylene)bis[(3-[(prop-2-enoyl)oxy]-2-{[(prop-2-enoyl)oxy]methyl}propane-1,2-diyl)-4-hydroxy-2H-1,3-oxazete-2,2-diyl] diprop-2-enoate