Photoresist Chemicals Pyrimido[2,1-c][1,4]oxazine-2-carboxamide, 4,6,7,9-tetrahydro-3-hydroxy-9,9-dimethyl-4-oxo-N-(2-pyridinylmethyl)- Cas：870560-49-9 Molecular Formula：C16H18N4O4