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Chemical (A) and MicroED structures (B) of (R)-oxybutynin hydrochloride 1R and (S)-oxybutynin hydrochloride 1S. 2Fo-Fc density map was shown in blue mesh. (C) Overlay of MicroED and literature reported PXRD structure of 1R showing the missing O atom error and X-ray induced photoreduction in C≡C bond in the PXRD structure. MicroED structure was colored in grey, PXRD structure was colored in orange.
