There doesn't seem to be any way how XLC files could converted as CSV files. Only spreadsheets or databases can be converted as CSV files.
Convert Microsoft Excel Chart file to Comma Separated Value.
We found one software available in the database for this conversion.
Microsoft Windows software - convert xlc to csv on Windows
A popular spreadsheet application distributed with Microsoft Office suite
Convert from xlc file format
|Yes, Microsoft Excel supports csv file conversion as a target file type.||Yes||Yes||csv editor||Yes||Yes||Yes||No|
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.