A compound of general formula: and pharmaceutically acceptable salts and/or solvates thereof, wherein: Q 1, Q 2, Q 3 and Q 4 are each independently selected from H, halogen, alkyl, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, nitro, hydroxyl, thiol and alkoxy; R 1, R 2, R 3, R 4 and R 5 are each independently selected from phosphonic acid, phosphoryl, hydrogen, halogen, alkyl, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, hydroxyl, nitro, thiol, alkoxy, amino, alkylamino, halogenoalkylamino, imido, alkylimido, halogenoalkylimido, hydroxylamino, alkylhydroxyamino, sulfonyl, alkylsulfonyl, halogenoalkylsulfonyl, carboxyl, carbonyl, ester, alkyloxycarbonyl, halogenoalkyloxycarbonyl, amido, alkylamido, halogenoalkylamido, formyl, alkylcarbonyl, halogenoalkylcarbonyl, formylaminocarbonyl and carboxylic acid isostere, wherein the carboxylic acid isostere is selected from; wherein R is selected from hydrogen, alkyl, halogenoalkyl, hydroxyl, thiol, alkoxy, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, sulfonyl, alkylsulfonyl, halogenoalkylsulfonyl, aminosulfonyl, alkylaminosulfonyl, halogenoalkylaminosulfonyl, amidosulfonyl, alkylamidosulfonyl, halogenoalkylamidosulfonyl, formyl, alkylcarbonyl, halogenoalkylcarbonyl, alkyloxycarbonyl, halogenoalkyloxycarbonyl, carboxyl and phosphoryl; and.... represents the point of attachment of the moiety to the rest of the molecule, wherein at least one of R 2, R 3 and R 4 are a hydrophilic group selected from phosphonic acid, phosphoryl, hydroxyl, amino, carboxyl and ester having a C1-C4 alkyl chain or any charged groups thereof; and * stands for the -enantiomer, the -enantiomer, the racemate or the non-racemic mixture of and enantiomers of the corresponding formula. Q 1, Q 2, Q 3 and Q 4 are each independently selected from H, halogen, alkyl, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, nitro, hydroxyl, thiol and alkoxy; R 1, R 2, R 3, R 4 and R 5 are each independently selected from phosphonic acid, phosphoryl, hydrogen, halogen, alkyl, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, hydroxyl, nitro, thiol, alkoxy, amino, alkylamino, halogenoalkylamino, imido, alkylimido, halogenoalkylimido, hydroxylamino, alkylhydroxyamino, sulfonyl, alkylsulfonyl, halogenoalkylsulfonyl, carboxyl, carbonyl, ester, alkyloxycarbonyl, halogenoalkyloxycarbonyl, amido, alkylamido, halogenoalkylamido, formyl, alkylcarbonyl, halogenoalkylcarbonyl, formylaminocarbonyl and carboxylic acid isostere, wherein the carboxylic acid isostere is selected from; wherein R is selected from hydrogen, alkyl, halogenoalkyl, hydroxyl, thiol, alkoxy, alkyl having at least one heteroatom selected from O, N, P or S atom, halogenoalkyl having at least one heteroatom selected from O, N, P or S atom, sulfonyl, alkylsulfonyl, halogenoalkylsulfonyl, aminosulfonyl, alkylaminosulfonyl, halogenoalkylaminosulfonyl, amidosulfonyl, alkylamidosulfonyl, halogenoalkylamidosulfonyl, formyl, alkylcarbonyl, halogenoalkylcarbonyl, alkyloxycarbonyl, halogenoalkyloxycarbonyl, carboxyl and phosphoryl; and.... represents the point of attachment of the moiety to the rest of the molecule, wherein at least one of R 2, R 3 and R 4 are a hydrophilic group selected from phosphonic acid, phosphoryl, hydroxyl, amino, carboxyl and ester having a C1-C4 alkyl chain or any charged groups thereof; and * stands for the -enantiomer, the -enantiomer, the racemate or the non-racemic mixture of and enantiomers of the corresponding formula.