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. 2009 Jun 27;9:129. doi: 10.1186/1471-2180-9-129

Figure 4.

Figure 4

Chemical structures of the compounds with inhibitive effects on the growth of S. pneumoniae. These six inhibitors belong to three different classes of chemical structures: one imidazole analogue (compound 6), four furan derivatives (compound 2, 3, 4 and 5) and one derivative of thiophene (compound 1).