Table 4. In Vitro Antibacterial Activity of Compounds 20–23 Bearing a [1,2,3]Triazole C-5 Side Chain on the Oxazolidinone Ring.

	minimum inhibitory concentration (μg/mL)
compd	S.a.a	S.a.b	S.a.c	S.a.d	E.f.e	E.f.f	M.c.g	S.p.h	S.p.i	H.i.j
1	2	2	2	32	4	2	8	1	0.5	16
20	0.25	0.5	0.25	4	0.5	0. 5	4	≤0.063	≤0.063	4
21	0.125	0.25	0.125	2	0.25	0.25	2	≤0.063	≤0.063	2
22	0.25	0.5	0.25	8	0.5	0.25	8	≤0.063	≤0.063	4
23	0.125	0.25	0.25	2	0.25	0.25	4	≤0.063	≤0.063	2

^aStaphylococcus aureus SR20549.

^bStaphylococcus aureus Smith.

^cStaphylococcus aureus SR3637 (methicillin-resistant).

^dStaphylococcus aureus NRS271(linezolid-resistant).

^eEnterococcus faecalis SR1004.

^fEnterococcus faecium SR7940 (vancomycin-resistant).

^gMoraxella catarrhalis SR26840.

^hStreptococcus pneumonoiae SR26207.

ⁱStreptococcus pneumonoiae SR11031 (penicillin-resistant).

^jHaemophilus influenzae SR27914.