107744-17-2 4192-12-5 EINECS 224-070-9 L-Phenylalanine, N-((1,1-dimethylethoxy)carbonyl)-, compd. with N-cyclohexylcyclohexanamine (1:1) N-(tert-Butoxycarbonyl)-3-phenyl-L-alanine, compound with dicyclohexylamine (1:1)