What you need is ACR 8.6 (and or the DNG Converter 8.6).
Just make sure you download theACR 8.6 for CS6, not the version for CC or CC2014.
Camera Raw 8.6 and DNG Converter 8.6 Now Available
Note that it's a bundled download of BOTHACR and DNG Converter 8.6 together:
Adobe - Adobe Camera Raw and DNG Converter : For Windows : Adobe DNG Converter 8.6
CAVEAT: I don't know what version of Windows runs with what. I don't use any Adobe software on Windows