62305-91-3 L-Prolinamide, 6-methyl-5-oxo-3-thiomorpholinecarbonyl-L-histidyl- L-Prolinamide, N-((6-methyl-5-oxo-3-thiomorpholinyl)carbonyl)-L-histidyl- Methyl(6)-oxothiomorpholinyl(5)-carbonyl-His(3)-ProNH2 N-((6-Methyl-5-oxo-3-thiomorpholinyl)carbonyl)-L-histidyl-L-prolinamide PS 24