two of these , 7- [ [ [ 3,4- ( methylenedioxy ) phenyl ] glycyl ] amino ] deacetoxycephalosporanic acid and 7- [ [ 2- ( 2,3-dihydro-5-benzofuranyl ) glycyl ] amino ] deacetoxycephalosporanic acid were considerably more active than cephalexin both in vitro and in vivo against staphylococcal and streptococcal infections .
C0007716
cephalexin
C0038395
streptococcal infections