Photoresist Chemicals 2-[[4-(2-methoxyphenyl)-5-oxo-7-thia-2,4-diazabicyclo[4.3.0]nona-2,10-dien-3-yl]sulfanyl]-N-(5-methyloxazol-3-yl)acetamide Cas:6183-61-5 Molecular Formula:C19H18N4O4S2