Correction to: Nature Reviews Drug Discovery https://doi.org/10.1038/nrd3276, published online 1 October 2010

In the version of the article initially published, there was an error in the chemical structure of roflumilast in Fig. 1. A revised Fig. 1 with the correct structure is shown below. This notice serves to correct the figure.

Fig. 1
figure 1

Revised Fig. 1.

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