You need to use Adobe Illustrator, you can download it as 30-days trial from Adobe official site.

... STEP 1: Select file to convert**
Click on "Browse" button ... .raf.
STEP 2: Select format to convert to
Select extension that you ... to convert to and click "Convert" button. Wait until converting is ...

... is that CDR is a Corel Draw vector file format and JPG ... if you want it in CDR format with editable elements. You can ... you can save it in CDR format.
[1]: http://adobe-illustrator.software.informer ...
