Dov-Val-Dil-Dap-OBzl

(3R,4S,5S)-3-Methoxy-5-methyl-4-{methyl-[(S)-3-methyl-2-(3-methyl-butyrylamino)-butyryl]-amino}-heptanoic acid

(3R,4S,5S)-4-{[(S)-2-(2-Dimethylamino-acetylamino)-3-methyl-butyryl]-methyl-amino}-3-methoxy-5-methyl-heptanoic acid

(3R,4S,5S)-4-{[(S)-2-((S)-2-Dimethylamino-propionylamino)-3-methyl-butyryl]-methyl-amino}-3-methoxy-5-methyl-heptanoic acid