英文名称
5-Diphenylphosphoryl-7-(5-diphenylphosphoryl-7-ethoxy-2,2-dimethyl-1,3-benzodioxol-4-yl)-4-ethoxy-2,2-dimethyl-1,3-benzodioxole;5-diphenylphosphoryl-7-(5-diphenylphosphoryl-7-methoxy-2,2-dimethyl-1,3-benzodioxol-4-yl)-4-methoxy-2,2-dimethyl-1,3-benzodioxole;5-diphenylphosphoryl-4-(6-diphenylphosphoryl-2,2,7-trimethyl-1,3-benzodioxol-4-yl)-2,2,7-trimethyl-1,3-benzodioxole