Patent ID: 6992067

Claim:
A compound of the formula I, or a pharmaceutically acceptable salt or ester thereof, in which R1, R2, R3, R4, R5, R6 independently of one another are (C 0 –C 30 )-alkylene-(LAG), where one or more carbon atoms of the alkylene radical may be replaced by —O—, —(C═O)—, —CH═CH—, —C≡C—, —N((C 1 –C 6 )-alkyl)-, —N((C 1 –C 6 )-alkylphenyl)- or —NH—; or H, F, Cl, Br, I, CF 3 , NO 2 , CN, COOH, COO(C 1 –C 6 )-alkyl, CONH 2 , CONH(C 1 –C 6 )-alkyl, CON[(C 1 –C 6 )-alky] 2 , (C 1 –C 6 )-alkyl, (C 2 –C 6 )-alkenyl, (C 2 –C 6 )-alkynyl or O—(C 1 –C 6 )-alkyl, where one, more or all hydrogens in the alkyl radicals may be replaced by fluorine; or SO 2 —NH 2 , SO 2 NH(C 1 –C 6 )-alkyl, SO 2 N[(C 1 –C 6 )-alkyl] 2 , S—(C 1 –C 6 )-alkyl, S—(CH 2 ) n -phenyl, SO—(C 1 –C 6 )-alkyl, SO—(CH 2 ) n -phenyl, SO 2 —(C 1 –C 6 )-alkyl or SO 2 —(CH 2 ) n -phenyl, where n=0–6 and the phenyl radical may be substituted up to two times by F, Cl, Br, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 – 6 )-alkyl, (C 1 –C 6 )-alkyl or NH 2 ; or NH 2 , NH—(C 1 –C 6 )-alkyl, N((C 1 –C 6 )-alkyl) 2 , NH(C 1 –C 7 )-acyl, phenyl, O—(CH 2 ) n -phenyl, where n=0–6, where the phenyl ring may be mono- to trisubstituted by F, Cl, Br, I, OH, CF 3 , NO 2 , CN, OCF 3 , O—(C 1 –C 6 )-alkyl, (C 1 –C 6 )-alkyl, NH 2 , NH(C 1 –C 6 )-alkyl, N((C 1 –C 6 )-alkyl) 2 , SO 2 —CH 3 , COOH, COO—(C 1 –C 6 )-alkyl or CONH 2 ; (LAG) is a sugar residue, disugar residue, trisugar residue, tetrasugar residue; a sugar acid, an amino sugar; an amino acid residue, an oligopeptide residue comprising 2 to 9 amino acids; a trialkylammoniumalkyl radical; or —O—(SO 2 )—OH; wherein at least one of the radicals R1 to R6 has the meaning (C 0 –C 30 )-alkylene-(LAG), where one or more carbon atoms of the alkylene radical may be replaced by —O—, —(C═O)—, —CH═CH—, —C≡C—, —N((C 1 –C 6 )-alkyl)-, —N((C 1 –C 6 )-alkylphenyl)- or —NH—, and where the radicals R1 and R2 may not have the meaning —O-sugar residue or —O-sugar acid.