Patent ID: 8501774

Claim:
A compound of formula (I) wherein A is —CH 2 CH 2 —, —OCH 2 —, or —C≡C—; Q is CR 4 ; X is CR 7 or N; Y is CH; n is 2; m is 2; R 1 is H; R 2 is H or F; R 3 is an ethyl, a 2-propyl, a C 3 -C 6 cycloalkyl, a phenyl, or a pyridyl group; all of which are optionally substituted with one or more fluorine atoms or amino groups; R 4 is hydroxy, OSO 3 H, OPO 3 H 2 , OCH 2 OPO 3 H 2 , OCOCH 2 CH 2 COOH, or an ester of a naturally occurring amino acid or a derivative thereof, R 5 is: R 7 is H or a methoxy group, or R 3 and R 7 together form a —O—CH 2 —N(Me)- or —O—CH 2 —CH(Me)- bridge; and R 8 is a C 1-6 heteroalkyl group; or a pharmacologically acceptable salt, or formulation thereof.