Macro expansion and stringification: How to get the macro name (not its value) stringified using another macro?

Out of interest:

#define _ACD 5, 5, 5, 30

#define DEFAULT_NETWORK_TOKEN_KEY_CLASS   _ACD 

#define DEFAULT_NETWORK_TOKEN_KEY { DEFAULT_NETWORK_TOKEN_KEY_CLASS }

Using DEFAULT_NETWORK_TOKEN_KEY_CLASS macro only, how to get _ACD stringified in a const unsigned char [].

const uint8 startMsg[] = ?? DEFAULT_NETWORK_TOKEN_KEY_CLASS ;

Will result _ACD only.

What will be the correct macro expansion for getting _ACD here. In context of How to stringify macro having array as #define a_macro {5,7,7,97}?