(E)-3-(6-(Methylthio)-4-oxo-3(4H)-quinazolinyl)-2-propenoic acid (E)-6-(Methylthio)-4-oxo-3(4H)-quinazolineacrylic acid 2-Propenoic acid, 3-(6-(methylthio)-4-oxo-3(4H)-quinazolinyl)-, (E)- 78299-53-3 BRN 5752117 Ro 22-3747 Ro 223747 TIACRILAST Tiacrilast [USAN:INN] Tiacrilastum [INN-Latin]