Synonyms: Phenylalanine,N-[[[1-[[[1-[[[[dihydro-3-hydroxy-5-(tetrahydro-2,4-dioxo-1(2H)-pyrimidinyl)-2(3H)-furanylidene]methyl]amino]carbonyl]-2-[methyl[(1,2,3,4-tetrahydro-6-hydroxy-3-isoquinolinyl)carbonyl]amino]propyl]amino]carbonyl]-3-(methylthio)propyl]amino]carbonyl]-3-hydroxy-