Match color source file name end exactly: _CCD_CCC-RC0905.tif.
Don't pick up ad hoc file names like:

0031_000150+MB365UV_CCD_CCC-RC0905 after new whitepoint.tif
0031_000150+MB365UV_CCD_CCC-RC0905 before new whitepoint.tif
0031_000150+MB365UV_CCD_CCC-RC0905.tif