1-ethyl-6-fluoro-4-oxo-7-(piperazin-1-yl)-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid-D8;1-Ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-1,8-naphthyridine-3-carboxylic Acid-d8; Enofloxacin-d8; Enofloxacine-d8; Enoksetin-d8; Flumark-d8; NSC 629661-d8; PD 107779-d8; Penetrex-d8;
