In VB.Net, add a button in the Ribbon, want to pass this button will be mixed data in the clipboard

1: the designated area in the Excel spreadsheet data in the form of the clipboard into the clipboard
2: a string

Results: the content of 1 + 2 also exist in the clipboard content

Need to be solved for content 1, don't know how to put it in the form of picture in the clipboard or save as a variable,