You can use the Interactive Payment Accounting report in the customer area to generate this list:
Finance >> Interactive payment accounting
And select the following filters:
- Select the required timeframe
- Choose which timezone you want to use
- Select the filter on the following journal: SentForRefund
- Choose the desired format
- Generate
The report will become available for download once generated. Generating the report can take seconds up to minutes depending of the size of the report.