| abstract |
Use of a compound of formula (I) or its pharmaceutically acceptable salts, wherein R1 is a fluorine, chlorine or bromium atom, or a nitro group or -O-(C1-C6)-alkyl; R2 is a fluorine, chlorine or bromine atom, or a nitro group or -O-(C1-C6)-alkyl; R3 is a (C1-C6)-alkyl, (C1-C6)-alkenyl or benzyl radical; X is an oxygen or sulphur atom or a -CH2- group; m is 1, 2 or 3; and n is 1, 2 or 3. The compound of the invention is for use in anesthetic drugs. |