5H-Thiazol-1-ium, 4-[(2Z)-3-[(3-chloro-1,4-dihydro-1,4-dioxo-2-naphthalenyl)amino]-1-cyano-3-oxo-2-[[(trimethylammonio)acetyl]hydrazono]propyl]-2-(4-nitrophenyl)-, chloride AIDS-015419 AIDS015419 NSC646793