N-<8-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)octanoyl>-1,2,3,4-tetrahydro-9H-carbazole

ethyl 2-bromo-8-phtalimidooctanoate

(R)-3-<(S)-ω-amino-1-carboxyheptyl>amino-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepine-5-acetic acid