Not sure if there's a consistent rule for it but here's what I have:
| Q2AT | MC74 |
| Q2XD | MR20 |
| Q2RD | MR30H |
| Q2JD | MR32 |
| Q2PD | MR33 |
| Q2KD | MR42 |
| Q2TD | MR42E |
| Q2MD | MR53 |
| Q2UD | MR53E |
| Q2YD | MR70 |
| Q2EK | MR84 |
| Q2AX | MS120-8 |
| Q2CX | MS120-8FP |
| Q2KP | MS220-24P |
| Q2HP | MS220-8P |
| Q2FW | MS225-24 |
| Q2GW | MS225-24P |
| Q2VP | MS350-24 |
| Q2EW | MS350-24X |
| Q2XP | MS350-48 |
| Q2AW | MS410-16 |
| Q2CW | MS425-16 |
| Q2EV | MV12N |
| Q2GV | MV12W |
| Q2BV | MV21 |
| Q2HV | MV22 |
| Q2JN | MX100 |
| Q2SW | MX250 |
| Q2KN | MX64 |
| Q2QN | MX65 |
| Q2FY | MX67 |
| Q2HY | MX67C-NA |
| Q2MY | MX68CW-NA |
| Q2PN | MX84 |
| Q2AZ | vMX100 |
| Q2HN | Z1 |
| Q2TN | Z3 |
| Q2PY | Z3C-NA |
| Q2QY | Z3C-WW |
Edit: I'll keep this list up to date. If anyone has other combinations, let me know.