97641-53-7 | L-Phenylalaninamide, N-[(1,1-dimethylethoxy)carbonyl]-L-tryptophyl-L-methionyl-4-sulfo-L-phen ylalanyl- | C39H48N6O9S2 |
97641-54-8 | L-Phenylalaninamide, N-[(1,1-dimethylethoxy)carbonyl]-4-sulfo-L-phenylalanyl-L-methionylglycyl -L-tryptophyl-L-methionyl-L-a-aspartyl- | C50H65N9O14S3 |