the same manner as in reference examples 2 and 3 yield 51 nmr dmso d 6 u03b4 ppm 3 82 s 3h 3 88 s 3h 4 17 s 3h 7 05 s 1h 7 49 s 1h 7 98 s 1h 11 26 s 1h compound r was obtained from 7 chloro 1 methyl 1h imidazo 4 5 c quinoline as described in japanese published unexamined patent application no 123488 85 u s pat nos 4698348 and 4689338 and ep a 145340 in the same manner as in reference examples 2 and 3 yield 48 nmr dmso d 6 u03b4 ppm 4 15 s 3h 7 28 brd 1h 7 hz 7 50 brs 1h 8 10 8 14 m 2h 11 59 s 1h compound s was obtained from 8 chloro 1 methyl 1h imidazo 4 5 c quinoline as described in japanese published unexamined patent application no 123488 85 u s pat nos 4698348 and 4689338 and ep a 145340 in the same manner as in reference examples 2 and 3 yield 26 nmr dmso d 6 u03b4 ppm 4 17 s 3h 7 44 7 52 m 2h 8 05 brs 1h 8 11 s 1h 11 63 s 1h compound t was obtained from 1 8 dimethyl 1h imidazo 4 5 c quinoline as described in japanese published unexamined patent application no 123488 85 u s pat nos 4698348 and 4689338 and ep a 145340 in the same manner as in reference examples 2.