1-(N2-Nicotinoyl-L-lysyl-gamma-D-glutamyl)octahydro-1H-indole-2-carboxylic acid 116662-73-8 5-(2-Carboxyoctahydro-1H-indol-1-yl)-5-oxo-N-(N2-(3-pyridinylcarbonyl)-L-lysyl)-D-norvaline (2S-(2alpha,3abeta,7abeta))- D-Norvaline, 5-(2-carboxyoctahydro-1H-indol-1-yl)-5-oxo-N-(N2-(3-pyridinylcarbonyl)-L-lysyl)-, (2S-(2alpha,3abeta,7abeta))- DU 1777 DU-1777