Photoresist Chemicals 4-Isothiazolecarboximidamide, 5-[[4-(2-chloro-4-fluorophenoxy)-2-methylphenyl]amino]-2,3-dihydro-N-( 2-hydroxy-1-methylethyl)-3-oxo- Cas：908379-42-0 Molecular Formula：C20H20ClFN4O3S