145594-43-0 L-Prolinamide, 5-oxo-L-prolyl-L-histidyl-N-(6-oxo-6-(1,4,7-tetraoxa-13-azacyclopentadec-13-yl)hexyl)-, monohydrochloride N-(Pyroglytamylhistidylprolyl-6-aminohexanoyl)aza-15-crown-5 hydrochloride