U need to use a \ before ( and )
vmkfstools -D /vmfs/volumes/4c65471b-9240722d-2b35-002655d9c101/"Win\\ 2k8\\ Std\\ 64\\ bit\\ \(CC6\)"/Win 2k8 Std 64 bit \(CC6\).vmdk
I suggest using quotes around the whole part:
vmkfstools -D "/vmfs/volumes/4c65471b-9240722d-2b35-002655d9c101/Win 2k8 Std 64 bit (CC6)/Win 2k8 Std 64 bit (CC6).vmdk"
@nielsengelen - http://foonet.be - VCP4/5