(+)-4'-(2-Methylbutoxy)(1,1'-biphenyl)-4-carbonitrile (1,1'-Biphenyl)-4-carbonitrile, 4'-((2S)-2-methylbutoxy)- 4-Cyano-4'-(2-methylbut-1-oxy)biphenyl 58600-86-5 EINECS 261-360-4