Task: Translation
Input (Czech): Acylaminoalkylidenhydroxybisfosfonov  kyseliny obecn ho vzorce I, v n m  A znamen  skupinu -(CH.sub.2.n.).sub.n.n.-, v n   n znamen  cel    slo 1 a  10 a R-CO znamen  acylov² zbytek zn m  slou eniny s protiz n tliv²m · inkem ze skupiny kyseliny salicylov , aryloctov , arylpropionov , anthranilov , 4,5-dihydroxy- nebo 4,5,8-trihydroxy-9,10-dihydro-9,10-dioxo-2-anthracenkarboxylov  nebo nikotinov . Zp sob v²roby spo  v  v reakci RCOOH nebo jej ho chloridu s aminoalkylidenhydroxybisfosfonovou kyselinou. Jsou pops ny farmaceutick  prost°edky, obsahuj c  n rokovan  slou eniny a vhodn  k l  en  onemocn n  kost , kloub  a pojivov²ch tk n .\
Output (English): In the present invention there are disclosed acylamino-alkylidene-hydroxy-bisphosphonic acids of the general formula I, in which A represents the -(CHi2)in-, in which n represents an integer ranging from 1 to 10 and R-CO represents an acyl radical of a known compound exhibiting antiphlogistic activity being selected from a group comprising salicylic acid, aryl acetic acid, aryl propionic acid, anthranilic acid, 4,5-dihydroxy- or 4,5,8-trihydroxy-9,10-dihydro-9,10-dioxo-2-anthracene carboxylic or nicotinic acid. The preparation process thereof comprises reacting RCOOH or chloride thereof with amino-alkylidene-hydroxy-bisphosphonic acid. In the present invention there are also described pharmaceutical preparations in which the above claimed compounds are comprised and that are suitable for treating bone, joint and connective tissue diseases.