Carbapenem compounds represented by the general formula [1] or pharmaceutically acceptable salts thereof:
wherein R
1
is C
1
-C
3
alkyl or hydroxylated C
1
-C
3
alkyl, R is hydrogen atom or a group which is hydrolyzed in vivo into a carboxy group, and G is a group represented by one of the formulae [G1], [G2], and [G3].
Carbapenem compounds represented by the general formula [1] or pharmaceutically acceptable salts thereof:
wherein R1 is C1-C3 alkyl or hydroxylated C1-C3 alkyl, R is hydrogen atom or a group which is hydrolyzed in vivo into a carboxy group, and G is a group represented by one of the formulae [G1], [G2], and [G3].