Abstract: A family of compounds having the general structural formula where W is a reverse hydroxamic acid group, and R1, R2, R3, R4, R5 and R6 are as described in the specification, or a pharmaceutically acceptable salt, solvate, biohydrolyzable ester, biohydrolyzable amide, affinity reagent, or prodrug thereof.

Abstract: A family of compounds having the general structural formula where W is a reverse hydroxamic acid group, and R1, R2, R3, R4, R5 and R6 are as described in the specification, or a pharmaceutically acceptable salt, solvate, biohydrolyzable ester, biohydrolyzable amide, affinity reagent, or prodrug thereof. Also described are methods for their preparation, pharmaceutical compositions including such compounds and their use in medicine.

Abstract: Oxazole compounds having formula (I) wherein R.sup.1 and R.sup.3 are selected from the group consisting of hydrogen, hydroxy, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkoxyC.sub.1-6 alkyl, phenyl or phenyl mono- or disubstituted with C.sub.1-6 alkyl, halogen, hydroxy, C.sub.1-6 alkoxy, aminosulfonyl, hydroxyC.sub.1-6 alkyl, C.sub.1-6 alkylsulfonylaminoC.sub.1-6 alkyl or carbamylC.sub.1-6 alkylaminosulfonyl; R.sup.2 is selected from hydrogen, C.sub.1-6 alkyl, hydroxyC.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkoxyC.sub.1-6 alkyl or (fluorinated C.sub.1-6 alkyl)oxyC.sub.1-6 alkyl; W is a C.sub.1-6 alkylene chain or nitrogen; m is independently the integer 0 or 1; X is CH or nitrogen, provided that when W is nitrogen then X is CH; q is independently an integer selected from the group consisting of 1, 2, 3 or 4; or a pharmaceutically acceptable acid-addition or base-addition salt thereof, pharmaceutical compositions containing them and their use in therapy.

Abstract: The present invention relates to certain substituted 17.beta.-substituted carbonyl-6-azaandrost-4-en-3-ones of formula (I), wherein R.sup.1 and R.sup.2 i) are independently hydrogen or lower alkyl and the bond between the carbons bearing R.sup.1 and R.sup.2 is a single or a double bond, or ii) taken together are a --CH.sub.2 -- group forming a cyclopropane ring, and the bond between the carbons bearing R.sup.1 and R.sup.2 is a single bond; R.sup.3 is preferably hydrogen, halogen or lower alkyl, R.sup.4 is preferably hydrogen or lower alkyl, X is preferably CH.sub.2, Y is preferably hydrogen and Z is preferably CONR.sup.14 R.sup.15 and R.sup.14 and R.sup.15 are a variety of organic groups, and pharmaceutically acceptable salts thereof, preparation, medical use and pharmaceutical formulations.