Quick IDAPython script to convert the selection to a CLSID.

to_clsid.py

from idaapi import *
from ida_kernwin import *

def to_guid(address):
    format = "{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}\n"
    msg(format % (get_wide_dword(address), 
				  get_wide_word(address + 4),
				  get_wide_word(address + 6), 
				  get_wide_byte(address + 8), 
				  get_wide_byte(address + 9), 
				  get_wide_byte(address + 10), 
				  get_wide_byte(address + 11), 
				  get_wide_byte(address + 12), 
				  get_wide_byte(address + 13), 
				  get_wide_byte(address + 14), 
				  get_wide_byte(address + 15)))
				  
to_guid(read_selection_start())