A compound represented by formula I 
        Ar₁-O-M-O-Ar₂   I
    wherein Ar₁ and Ar₂ are independently substituted phenyl or substituted pyridinyl, the substituents on said phenyl or pyridinyl being independently selected from one, two or three of (C₁-C₁₀) alkyl, (C₁-C₁₀) alkoxy, halogen, carbamyl, dialkylcarbamyl, (C₁-C₁₀)-alkoxycarbonyl, oxazoyl, and (C₁-C₁₀) alkyl substituted by halogen, (C₁-C₁₀) alkoxy, hydroxy, or (C₁-C₁₀) alkoxycarbonyl;
    (C₄-C₈) alkylene, (C₄-C₈) alkenylene or
   (C₄-C₈)- alkynylene;
   O is oxygen;
   R′ is (C₁-C₃) alkyl or H;
   A is oxygen or sulfur;
   Q is selected from hydrogen, halogen, nitro, (C₁-C₆) alkyl, (C₁-C₆) perhaloalkyl, (C₁-C₆) alkylthio (C₁-C₆) alkyl sulfonyl;
   the dotted lines in M-3 and M-4 between carbons 2, 3 and 4, and 5 and 6 mean that the bonds between carbons 2 and 3, and 3 and 4, and 5 and 6, may each be a single or double bond;
   n = 1 or 2
   m = 1 or 2
   p = 0 or 1 and
   or pharmaceutically acceptable salts thereof.
   as well as pharmaceutical compositions containing the compounds and the use of the compounds of formula I for preparation of a medicament for methods of treating or preventing viral infections, especially picornaviral infections, are disclosed.
                            式 I 所代表的化合物
Ar₁-O-M-O-Ar₂ I
 其中 Ar₁ 和 Ar₂ 独立地为取代苯基或取代
吡啶基,所述苯基或
吡啶基上的取代基独立地选自 (C₁-C₁₀) 烷基中的一个、两个或三个、(C₁-C₁₀)烷氧基、卤素、羰基、二烷基羰基、(C₁-C₁₀)-烷氧基羰基、
噁唑酰基和被卤素、(C₁-C₁₀)烷氧基、羟基或(C₁-C₁₀)烷氧基羰基取代的(C₁-C₁₀)烷基中的一个、两个或三个;
 (C₄-C₈) 亚烷基、(C₄-C₈) 烯基或
(C₄-C₈)-炔基;
O 是氧;
R′ 是 (C₁-C₃) 烷基或 H;
A 是氧或
硫;
Q 选自氢、卤素、硝基、(C₁-C₆) 烷基、(C₁-C₆) 卤代烷基、(C₁-C₆) 烷
硫基、(C₁-C₆) 烷磺酰基;
M-3 和 
M-4 中碳 2、碳 3 和碳 4 以及碳 5 和碳 6 之间的虚线表示碳 2 和碳 3、碳 3 和碳 4 以及碳 5 和碳 6 之间的键可以是单键或双键;
n = 1 或 2
m = 1 或 2
p = 0 或 1 以及
或其药学上可接受的盐类。
以及含有这些化合物的药物组合物和使用式 I 化合物制备治疗或预防病毒感染,特别是皮病毒感染的药物的方法均已公开。