Gemcitabine Specified Impurity 1

Chemical Name: (pyrazine-2-carbonyl)-L-phenylalanine

Synonym: lisinopril dimer ; (2S)-1-[(2S)-6-amino-2-[[(2S)-1-[[[(5S)-5-[[(1S)-1-carboxy-3-phenylpropyl]amino]-6-[(2S)-2-carboxypyrrolidin-1-yl]-6-oxohexyl]amino]carbonyl]-3-phenylpropyl]amino]hexanoyl]pyrrolidine-2-carboxylic acid

Smile: O=C(O)[C@H](CC1=CC=CC=C1)NC(C2=NC=CN=C2)=O