| abstract |
The present invention relates to crystalline forms of (3R,9S)-4-isopropyl-7,7-dimethyl-3-(4-(trifluoromethyl)phenyl)-2′,3′,5′,6,6′,7,8,9-octahydro-3H-spiro[furo[3,4-c]quinoline-1,4′-pyran]-9-ol and its hydrochloride or hydrobromide salts, to a process for the manufacture thereof, and to the use thereof in pharmaceutical compositions. |