or
Acetyl-Exenatide^ Acetyl-Exenatide, Trifluoroacetate salt. Potential impurity of exenatide, Synonyms: Acetyl-Exendin-4, Molecular Formula: C186H284N50O61S, Relative Molecular Mass: 4228.67, CAS Registry Number: [305815-28-5] net, Source: Synthetic, Storage Conditions: -20 +/- 5 degree Celcius, 0.5mg