(2-((3,4-Dihydro-4-oxo-3-phenyl-2-quinazolinyl)thio)propyl)trimethylammonium iodide 15641-56-2 AMMONIUM, (2-((3,4-DIHYDRO-4-OXO-3-PHENYL-2-QUINAZOLINYL)THIO)PROPYL)TRIMETHYL-, Ammonium, (2-((3,4-dihydro-4-oxo-3-phenyl-2-quinazolinyl)thio)propyl)trimethyl-, iodide