15589-20-5 AMMONIUM, (2-((3,4-DIHYDRO-7-CHLORO-4-OXO-3-PHENYL-2-QUINAZOLINYL)THIO)ETHYL)TRI Ammonium, (2-((3,4-dihydro-7-chloro-4-oxo-3-phenyl-2-quinazolinyl)thio)ethyl)trimethyl-, iodide