英文别名Parecoxib Sodium Impurity 14; N-[[3-(5-Methyl-3-phenyl-4-isoxazolyl)phenyl]sulfonyl]propanamide; Parecoxib Sodium-17; Parecoxib impurity 1; Propanamide, N-[[3-(5-methyl-3-phenyl-4-isoxazolyl)phenyl]sulfonyl]-; Valdecoxib Impurity K; Palbociclib impurity 40; N-[3-(5-methyl-3-phenyl-1,2-oxazol-4-yl)phenyl]sulfonylpropanamide; Parecoxib Impurity 14; Parecoxib Sodium Impurity 22 
