Correction to: Communications Chemistry https://doi.org/10.1038/s42004-019-0130-7, published online 08 March 2019

The previously published version of this Article contained errors in Fig. 1. In Fig. 1a, an oxygen atom was omitted from one structure. In Fig. 1b, one structure was drawn as the incorrect enantiomer. These errors have been corrected in both the PDF and HTML versions of the Article.