A compound or a pharmaceutically acceptable salt thereof, wherein the compound is selected from: a) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',5'-dibenzyloxy-flavone; b) 3',5'-Dibenzyloxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; c) 3',5'-Dibenzyloxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; d) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dibenzyloxy-flavone; e) 3',4'-Dibenzyloxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; f) 6-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dibenzyloxy-flavone; g) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4',5'-trimethoxy-flavone; h) 7-(2-Hydroxy-3-iso-propylamino-propoxy)-3',4',5'-trimethoxy-flavone; i) 7-[2-Hydroxy-3-(4-phenylpiperazin-i-yl)-propoxy]-3',4',5'-trimethoxy-flavone; j) 7-[3-tert-Butylamino-2-hydroxy-propoxyJ-3',5'-dimethoxy flavone; k) 3',5'-Dimethoxy-7-[2-hydroxy-3-iso-propylamino-propoxy]-flavone; l) 3',5'-Dimethoxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; m)3',4'-Dimethoxy-7-[2-hydroxy-3-iso-propylamino-propoxy]-flavone; n) 3',4'-Dimethoxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; o) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',5'-dihydroxy-flavone; p) 3',5'-Dihydroxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; q) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dihydroxy-flavone; r) 3',4'-Dihydroxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; s) 6-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dihydroxy-flavone; t) 3',5'-Dibenzyloxy-7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-flavone; u) 3',4'-Dibenzyloxy-7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-flavone; v) 7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-3',4',5'-trimethoxy-flavone; w) 7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-3',4',5-trimethoxy-flavone; x) 3',5'-Dimethoxy-7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-flavone; y) 3',4'-Dimethoxy-7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-flavone. a) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',5'-dibenzyloxy-flavone; b) 3',5'-Dibenzyloxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; c) 3',5'-Dibenzyloxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; d) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dibenzyloxy-flavone; e) 3',4'-Dibenzyloxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; f) 6-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dibenzyloxy-flavone; g) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4',5'-trimethoxy-flavone; h) 7-(2-Hydroxy-3-iso-propylamino-propoxy)-3',4',5'-trimethoxy-flavone; i) 7-[2-Hydroxy-3-(4-phenylpiperazin-i-yl)-propoxy]-3',4',5'-trimethoxy-flavone; j) 7-[3-tert-Butylamino-2-hydroxy-propoxyJ-3',5'-dimethoxy flavone; k) 3',5'-Dimethoxy-7-[2-hydroxy-3-iso-propylamino-propoxy]-flavone; l) 3',5'-Dimethoxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; m)3',4'-Dimethoxy-7-[2-hydroxy-3-iso-propylamino-propoxy]-flavone; n) 3',4'-Dimethoxy-7-[2-hydroxy-3-(4-phenylpiperazin-1-yl)-propoxy]-flavone; o) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',5'-dihydroxy-flavone; p) 3',5'-Dihydroxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; q) 7-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dihydroxy-flavone; r) 3',4'-Dihydroxy-7-(2-hydroxy-3-iso-propylamino-propoxy)-flavone; s) 6-(3-tert-Butylamino-2-hydroxy-propoxy)-3',4'-dihydroxy-flavone; t) 3',5'-Dibenzyloxy-7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-flavone; u) 3',4'-Dibenzyloxy-7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-flavone; v) 7-{2-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-ethoxy}-3',4',5'-trimethoxy-flavone; w) 7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-3',4',5-trimethoxy-flavone; x) 3',5'-Dimethoxy-7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-flavone; y) 3',4'-Dimethoxy-7-{3-[4-(thiazolidin-2,4-dione-5-ylidinemethyl)-phenoxy]-propoxy}-flavone.