7255-85-8

1-{[(4R,7S,10S,16S,19R)-19-AMINO-7-(2-AMINO-2-OXOETHYL)-13-[(2S)-BUTAN-2-YL]-16-(4-HYDROXYBENZYL)-10-(2-HYDROXYETHYL)-6,9,12,15,18-PENTAOXO-1,2-DITHIA-5,8,11,14,17-PENTAAZACYCLOICOSAN-4-YL]CARBONYL}-L-PROLYL-L-LEUCYLGLYCINAMIDE