Ethyl (2R,4R)-1-[(2S)-5-[[imino(nitroamino)methyl]amino]-2-[[(3-methyl-8-quinolinyl)sulfonyl]amino]-1-oxopentyl]-4-methyl-2-piperidinecarboxylate

This compound is a chiral pharmaceutical intermediate used in the synthesis of argatroban analogs. It features a complex structure with multiple functional groups including amide, ester, and sulfonamide moieties, and is characterized by its high polarity and three ring systems.