N2-t-Boc-N6-(biotinamido-6-N-caproylamido)lysine N-Hydroxysuccinimide Ester

[3aS-[3aα,4β(R*),6aα]]-1-[[(2,5-Dioxo-1-pyrrolidinyl)oxy]carbonyl]- 5-[[6-[[5-(hexahydro-2-oxo-1H-thieno[3,4-d]iMidazol-4-yl)-1-oxopentyl]aMino]-1-oxohexyl]aMino]pentyl]-carbaMic

[3aS-[3aa,4(R*),6aa]]-1-[[(2,5-Dioxo-1-pyrrolidinyl)oxy]carbonyl]-5-[[6-[[5-(hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl)-1-oxopentyl]amino]-1-oxohexyl]amino]pentyl]-carbamic acid 1,1-Dimethylethyl Ester