A compound of formula: wherein: W is group (Wa), group (Wb) or group (Wc): wherein: R 1 is H, C 1-4 alkyl, halo, haloC 1-4 alkyl, CN, C 1-4 alkoxy, or haloC 1-4 alkoxy; R 2 is H, C 1-4 alkyl, C 3-5 spiro carbocyclyl, haloC 1-4 alkyl or halo; R 3 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 3 is absent; R 13 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 13 is absent; R 14 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 14 is absent; A is a 5 or 6 membered saturated or unsaturated heterocycle, with at least one O atom; which heterocycle is optionally fused with a cyclopropyl group, or a cyclobutyl group, or a cyclopentyl group to form a tricycle when considered together with the phenyl; X is CH or N; Y is CR 15 or N; R 15 is H or C 1-4 alkyl; R 22 is H, Cl, F, C 1-4 alkyl; R 23 is H, C 1-4 alkyl, Cl, CF 3, O-C 1 - 4 alkyl, OCF 3 or N(CH 3) 2; R 24 is H, Cl, F, C 1-4 alkyl, O-C 1-4 alkyl, CN, OCF 3 or CF 3; R 25 is H, Cl, F, O-C 1-4 alkyl or C 1-4 alkyl; and R 26 is H or C 1-4 alkyl; wherein for R 22 to R 26, C 1-4 alkyl may be substituted by O-methyl; with the provisos that: not all of R 22 to R 26 may be H; when R 4 is H, then R 23 is methyl or CF 3 and R 22, R 24, R 25 and R 26 are all H; when one of R 22, R 24, R 25 or R 26 is F, then at least one of R 22 to R 26 cannot be H or F; and when R 24 is not H, at least one of R 22 or R 23 is not H R 4 is H or C 1-4 alkyl; wherein R 2 and R 3 may be attached to the same or a different ring atom; R 2 may be attached to a fused ring atom; and wherein R 13 and R 14 may be attached to the same or a different ring atom; and wherein alkyl whether alone or forming part of alkoxy means straight chain, branched, cyclic, or a combination thereof; or a pharmaceutically acceptable salt and/or solvate thereof. R 1 is H, C 1-4 alkyl, halo, haloC 1-4 alkyl, CN, C 1-4 alkoxy, or haloC 1-4 alkoxy; R 2 is H, C 1-4 alkyl, C 3-5 spiro carbocyclyl, haloC 1-4 alkyl or halo; R 3 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 3 is absent; R 13 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 13 is absent; R 14 is H, C 1-4 alkyl, haloC 1-4 alkyl, halo; or R 14 is absent; A is a 5 or 6 membered saturated or unsaturated heterocycle, with at least one O atom; which heterocycle is optionally fused with a cyclopropyl group, or a cyclobutyl group, or a cyclopentyl group to form a tricycle when considered together with the phenyl; X is CH or N; Y is CR 15 or N; R 15 is H or C 1-4 alkyl; R 22 is H, Cl, F, C 1-4 alkyl; R 23 is H, C 1-4 alkyl, Cl, CF 3, O-C 1 - 4 alkyl, OCF 3 or N(CH 3) 2; R 24 is H, Cl, F, C 1-4 alkyl, O-C 1-4 alkyl, CN, OCF 3 or CF 3; R 25 is H, Cl, F, O-C 1-4 alkyl or C 1-4 alkyl; and R 26 is H or C 1-4 alkyl; wherein for R 22 to R 26, C 1-4 alkyl may be substituted by O-methyl; with the provisos that: not all of R 22 to R 26 may be H; when R 4 is H, then R 23 is methyl or CF 3 and R 22, R 24, R 25 and R 26 are all H; when one of R 22, R 24, R 25 or R 26 is F, then at least one of R 22 to R 26 cannot be H or F; and when R 24 is not H, at least one of R 22 or R 23 is not H wherein for R 22 to R 26, C 1-4 alkyl may be substituted by O-methyl; with the provisos that: not all of R 22 to R 26 may be H; when R 4 is H, then R 23 is methyl or CF 3 and R 22, R 24, R 25 and R 26 are all H; when one of R 22, R 24, R 25 or R 26 is F, then at least one of R 22 to R 26 cannot be H or F; and when R 24 is not H, at least one of R 22 or R 23 is not H not all of R 22 to R 26 may be H; when R 4 is H, then R 23 is methyl or CF 3 and R 22, R 24, R 25 and R 26 are all H; when one of R 22, R 24, R 25 or R 26 is F, then at least one of R 22 to R 26 cannot be H or F; and when R 24 is not H, at least one of R 22 or R 23 is not H R 4 is H or C 1-4 alkyl;