Implementing Cisco IP Switched Networks (SWITCH v2-0) (#297)

If HSRP group number is 45 what would be the MAC address? (Basically conversion of digit to hexadecimal with group of 16.)

00-00-0c-07-ac-2D
00-00-0c-07-ac-2E
00-00-0c-07-ac-25
00-00-0c-07-ac-45