| 摘要 |
PCT No. PCT/GB95/00083 Sec. 371 Date Aug. 12, 1996 Sec. 102(e) Date Aug. 12, 1996 PCT Filed Jan. 18, 1995 PCT Pub. No. WO95/21892 PCT Pub. Date Aug. 17, 1995A compound of Formula (1) and salts thereof. <IMAGE> (1) wherein: A is optionally substituted phenyl; E is optionally substituted phenylene; R1 is H or optionally substituted alkyl; R2 is H or optionally substituted alkyl and R3 is H, optionally substituted alkyl, optionally substituted alkoxy or optionally substituted aryl, or R2 and R3 taken together with the N atom to which they, are attached from an optionally substituted piperidine or morpholine ring; Q is optionally substituted pyridinium; and m is 0 or 1. |
