申请人:3B Pharmaceuticals GmbH
公开号:US20150299133A1
公开(公告)日:2015-10-22
The present invention is related to a compound of formula (I) wherein R
1
is selected from the group consisting of hydrogen, methyl and cyclopropylmethyl; AA-COOH is an amino acid selected from the group consisting of 2-amino-2-adamantane carboxylic acid, cyclohexylglycine and 9-amino-bicyclo[3.3.1]nonane-9-carboxylic acid; R
2
is selected from the group consisting of (C
1
-C
6
)alkyl, (C
3
-C
8
)cycloalkyl, (C
3
-C
5
)cycloalkylmethyl, halogen, nitro and trifluoromethyl; ALK is (C
2
-C
5
)alkylidene; R
3
, R
4
and R
5
are each and independently selected from the group consisting of hydrogen and (C
1
-C
4
)alkyl under the proviso that one of R
3
, R
4
and R
5
is of the formula (II) wherein ALK′ is (C
2
-C
5
)alkylidene; R
6
is selected from the group consisting of hydrogen and (C
1
-C
4
)alkyl; and R
7
is selected from the group consisting of H and an Effector moiety; or a pharmacologically acceptable salt, solvate or hydrate thereof.