Hydrochlorides and hydrates of 1-[(3-cyanopyridin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-aminopiperidin-1-yl)xanthine, their preparation and their use as medicaments
The invention relates to salts of 1-[(3-cyanopyridin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-[3-aminopiperidin-1-yl]xanthine with hydrochloric acid, and also to their enantiomers, mixtures thereof and hydrates thereof.