N-{[(1R,4R,7S,10S,13R,18R,21S,24S,30S,37R,43S,48R)-48-amino-30-(carbamoylmethyl)-10-(2-carboxyethyl)-43-[(1R)-1-hydroxyethyl]-7-[(4-hydroxyphenyl)methyl]-21-methyl-3,6,9,12,20,23,29,32,39,42,45,47-dodecaoxo-2,5,8,11,19,22,28,31,38,41,44,46-dodecaza-15,16,34,35,50,51-hexathiatetracyclo[16.14.13.74,13.024,28]dopentacontan-37-yl]carbonyl}-L-tyrosine 2,2,2-trifluoroacetic acid