英文同义词:
Sitagliptin impurity 38/(E)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a] pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-3-en-1-one;(E)-1-(3-(trifluoromethyl);Sitagliptin-4;Impurity FP-C;Sitagliptin Styrylacetyl Analog Impurity;Sitagliptin IMpurity;Sitagliptin Styrylacetyl Analog;Sitagliptin Impurity FP-C