Saida, Shaik John, Muniappan Muthuchamy, Muralidharan Kaliyaperumal, Chidananda Swamy Rumalla, Ramulu Yanaka, and S. Venkat Rao. 2018. “Isolation and Spectral Characterization of Degradation Impurity in Perampanel Drug Substance Using UPLC-MS and NMR Spectroscopy: Validation of Assay Method by UPLC”. Asian Journal of Chemistry 30 (10):2215-19. https://doi.org/10.14233/ajchem.2018.21405.