Correction to: Scientific Reports https://doi.org/10.1038/s41598-018-37641-0, published online 06 February 2019

The original version of this Article contained an error in the title of the paper, where “catechinopyranocyanidins” was incorrectly given as “catechiopyranocyanidins”. This has now been corrected in the PDF and HTML versions of the Article, and in the accompanying Supplementary Information file.