Vibegron Impurity 21

Chemical Name: (6S)-N-(4-(Hydroxy((2S,5R)-5-((R)-hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide

Smile: O=C(NC1=CC=C(C=C1)C(O)[C@H]2N[C@H](CC2)[C@@H](C3=CC=CC=C3)O)[C@@H]4CCC5=NC=CC(N54)=O