67543-15-1 BRN 0951665 L-Histidyl-N-(1-methyl-2-phenylethyl)-5-oxo-L-prolyl-L-prolinamide L-Prolinamide, 5-oxo-L-prolyl-L-histidyl-N-(1-methyl-2-phenylethyl)- L-Prolinamide, L-histidyl-N-(1-methyl-2-phenylethyl)-5-oxo-L-prolyl- Pglu-his-pro-amphetamine