2-ethanediyl), .alpha.-[1,1'-biphenyl] yl-.omega.-hydroxy-Poly(oxy-1 。 Polyoxyethylene p-phenylphenyl ether 。 alpha-[1,1'-biphenyl]yl- omega -hydroxy-poly(oxy-2-ethanediyl) 。 alpha-[1,1'-biphenyl]yl-omega -hydroxy-poly(oxy-2-ethanediyl) 。
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