| 摘要 |
A compound of the general formula (I): A<1> - A<2> -NH-(CH2)n - NH-C(NH)-NH2, wherein n is an integer 2, 3, 4, 5, or 6; preferably 3 or 4; A<1> represents a structural fragment of formulae (IIa), (IIb), (IIc), (IId) or (IIe); A<2> represents a structural fragment (a), as well as processes for the preparation thereof, the use and the pharmaceutical formulations. |
