Patent ID: 7851501

Claim:
A chemical compound of the formula (IIb) or (IIc) or (IIe) or (IIf): wherein: X′ is in which “ring” is R 1 is H, NO 2 , CF 3 , F, Cl, Br, I, CN, CH 3 , NH 2 , NHAlkyl, NHAryl, or NHAcyl; and k is 0 or 1, Y is in which s is 0 or 1, R 2 is CO 2 H, CO 2 Alkyl, CO 2 Aryl, CO 2 NH 2 , CO 2 Aralkyl, SO 3 H, SO 2 NH 2 , PO(OH) 2 , 1-H-tetrazolyl-, CHO, COCH 3 , CH 2 OH, NH 2 , NHAlkyl, N(Alkyl)Alkyl′, OCH 3 , CH 2 OCH 3 , SH, F, Cl, Br, I, CH 3 , CH 2 CH 3 , CN, or CF 3 ; R 3 independently from R 2 is H, CH 3 , CH 2 CH 3 , CF 3 , F, Cl, Br, I, CN, or NO 2 ; R 4 independently from R 2 and R 3 is H, CH 3 , CH 2 CH 3 , CF 3 , F, Cl, Br, I, CN, NO 2 , or R 2 ; R 5 is H, NO 2 , CF 3 , F, Cl, Br, I, CN, CH 3 , OCH 3 , SH, or NH 2 ; W is —(CH 2 —) v , cis-CH═CH— or trans-CH═CH—, and v is 0, 1, or 2; in case that —W— is cis-CH═CH— or trans-CH═CH—, R 2 must not be NH 2 or SH; in which t is 0, 1, or 2; R 6 independently from R 2 is H, F, Cl, Me, tert-Bu, CN, or NH 2 ; Z is R 7 independently from R 2 is H, NO 2 , CF 3 , F, Cl, Br, I, CN, CH 3 , OCH 3 , SH, or NH 2 ; in which K is NH, NMe, O, or S; or a pharmaceutically acceptable salt, ester or amide thereof and of the above identified compounds of formula (IIb) or (IIc) or (IIe) or (IIf).