| 摘要 |
The present invention provides compounds are disclosed herein having the formula: Wherein n is 1 or 2; m is 0 or 1; R1 is aryl, heteroaryl or alkyl; R2 is C1-6 hydrocarbyl, alkylacyl or hydroxyalkyl; R3 is aryl, heteroaryl, or alkyl; R4 is H, OH, —O—(C1-6 alkyl), —NH—(C1-6 alkyl), or oxide; R5 is H, halogen, C1-6 alkyl, O—(C1-6 alkyl), aryl, heteroaryl, —C(═O)(C1-6 alkyl), substituted or un-substituted oxazolin-2-yl; X=O, NH, —C(═O)— or —N═CH—; and Each L is independently alkylene and carbonyl. |
