sch 21420 , amikacin , and kanamycin were ( i ) more active than the other five aminoglycosides against proteus rettgeri and providencia stuartii , but ( ii ) less active than the other five aminoglycosides against neisseria gonorrhoeae , enterococci , most nonfermenting gram-negative bacilli , proteus mirabilis , and proteus morganii .
C0002499
amikacin
C0022487
kanamycin