RACEMIC AND ENANTIOPURE FORMS OF 3-ETHYL-3-PHENYLPYRROLIDIN-2-ONE ADOPT VERY DIFFERENT CRYSTAL STRUCTURES Статья Krivoshein A.V., Lindeman S.V., Timofeeva T.V., Khrustalev V.N. Chirality. John Wiley and Sons Inc.. Том 29. 2017. С. 623-633