cephalexin , cephradine , and cephaloglycin have some oral activity , while 3- [ ( acetyloxy ) methyl ] -8-oxo-7- [ [ ( 4-oxo-1 ( 4h-pyridinyl ) acetyl ] -amino ] -5-thia-1-az abicyclo [ 4.2.0 ] oct-2-ene-2-carboxylic acid ( i ) has insignificant oral activity .
C0007716
cephalexin
C0007721
cephaloglycin