Patent ID: 6864278

Claim:
A compound of formula I: or a pharmaceutically or agriculturally acceptable salt thereof, wherein R is: (a) hydrogen, (b) C(O)OR 1 , (c) C(O)NR 2 R 3 , (d) C(O)R 4 , (e) CH(R 2 )OR 5 , (f) C(R 6 )(R 7 )(R 8 ), (g) (h) R 1 is: (a) (C 1 -C 14 )alkyl, (b) (C 2 -C 14 )alkenyl, (c) (C 2 -C 14 )alkynyl, (d) (C 3 -C 20 )cycloalkyl, (e) aryl or (f) aryl-(C 1 -C 6 )alkyl; R 2 and R 3 are independently: (a) H or (b) R 1 ; R 4 is: (a) H, (b) R 1 or (c) (CH 2 ) m NR 2 R 3 ; R 5 is: (a) R 1 or (b) (CH 2 ) x O(CH 2 ) y H; R 6 is: (a) H, (b) (C 1 -C 14 )alkyl, (c) aryl, (d) aryl-(C 1 -C 6 )alkyl, (e) (CH 2 ) y CHR 9 (CH 2 ) z H, (f) (CH 2 ) y C≡C(CH 2 ) z H, (g) (CH 2 ) y C(R 7 )═CH(CH 2 ) z H, (h) (CH 2 ) y C≡C(CH 2 ) m R 9 or (i) (CH 2 ) y C(R 7 )═CH(CH 2 ) m R 9 ; R 7 and R 8 are independently: (a) H or (b) (C 1 -C 14 )alkyl; R 9 is: (a) OH or (b) NR 2 R 3 ; R 10 is: (a) C(O)H or (b) CN; R 11 is: (a) H, (b) —CH 2 CH═CH 2 , (c) (d) X 1 and X 2 are independently: (a) H, wherein X 1 and X 2 are not H simultaneously, (b) (C 1 -C 6 )alkyl, (c) (C 1 -C 6 )alkoxy, (d) (C 2 -C 6 )alkenyl optionally substituted with R 1 , (e) OH, wherein X 1 and X 2 are not OH simultaneously, (f) OC[(C 1 -C 6 )alkyl] 3 , (g) OC(O)(C 1 -C 6 )alkyl, (h) halo, wherein halo is F, Cl, Br or I, (i) SC(O)(C 1 -C 6 )alkyl, (j) S(C 1 -C 6 )alkyl, (k) SH, (l) N 3 , (m) N[(C 1 -C 6 )alkyl] 2 , (n) N[(C 1 -C 6 )alkyl]C(O)(C 1 -C 6 )alkyl or (o) CN; and wherein X 1 and X 2 together can be oxo or ═CH 2 ; n is: 0 or 1; m is: 1-6; p is: 0-5; x is: 2-6; y is: 0-6; and z is: 0-6.