Patent ID: 7767707

Claim:
A fused pyrazolyl compound having the following formula: wherein A is in which n is 0, 1, 2, or 3; Ar 1 is benzene, thiophene or furan; Ar 2 is furyl; Ar 3 is phenyl; R 1 and R 2 independently are hydrogen, halogen or —(CH 2 ) m OR e ; R 3 is hydrogen or alkyl; R 4 is —(CH 2 ) r -A 1 , wherein r is an integer of 1-5, and A 1 has a formula of —O—C(O)—(CR c H) q —NR c′ R d′ ; R 5 and R 6 independently are hydrogen, halogen, or alkyl, or R 5 and R 6 together are —O(CH 2 ) m O—; R c is H, halogen, nitro, cyano, alkyl, or aryl; R e is H, alkyl, or aryl; R c′ and R d′ independently are H, alkyl, or aryl; m is 0, 1, 2, 3, 4, 5, or 6; and q is 1, 2, 3, 4, 5, or 6; or a salt thereof.