(1,1'-Bicyclohexyl)-4-carbonitrile, 4'-heptyl-, (trans,trans)- (trans(trans))-4'-Heptyl(1,1'-bicyclohexyl)-4-carbonitrile 65355-37-5 66768-32-9 EINECS 265-714-9 trans-4-Heptyl-trans-dicyclohexyl-4'-carbonitrile