1 VS4 3-[[N-[4-methyl-piperazinyl]carbonyl]-phenylalaninyl-amino]-5-phenyl-pentane-1-sulfonic acid benzyloxy-amide 1.000 2 0IW Nalpha-[(4-methylpiperazin-1-yl)carbonyl]-N-[(3s)-1-phenyl-5-(phenylsulfonyl)pentan-3-yl]-L-phenylalaninamide 0.700 3 D1R Nalpha-[(4-methylpiperazin-1-yl)carbonyl]-N-{(1s)-3-phenyl-1-[2-(phenylsulfonyl)ethyl]propyl}-L-phenylalaninamide 0.700