Supplier Page from Aladdin Scientific Corporation for (2R,4R)-4-Methyl-1-((S)-2-(3-methylquinoline-8-sulfonamido)-5-(3-nitroguanidino)pentanoyl)piperidine-2-carboxylic acid
(6S)-4-oxo-5-azaspiro[2.4]heptane-6-carboxylic acid from Aladdin Scientific Corporation
1-(4-Nitrophenyl)piperidine from Aladdin Scientific Corporation
4-(Dimethylamino)phenyl isocyanate from Aladdin Scientific Corporation
Magnesium acrylate from Aladdin Scientific Corporation