British Rail Class 423
Preservation
Table:
Unit number (current in bold)	Type	DTCsoL	MBSO	TSO	DTCsoL	Livery	Location	Notes

7717	3017	3417	4Vep	76262	62236	70797	76263	BR Blue	Bluebell Railway	Owned by the Bluebell Railway. Originally delivered to East Grinstead.

7753	3053	3463	3905	4Vop	76397	70904	76398	Connex	East Kent Railway	Privately Owned, was stored at Dartmoor Railway until 5/17 Where it was moved to the East Kent Railway and is formed with the MBSO from 1399 to complete a 4 Car Set.

7861	3161	3545	4Vep	76875	Connex	National Railway Museum	3545 was one of final units in traffic with South Eastern Trains. Acquired by the East Kent Railway, to carry passengers once again.

7867	3167	3568	4Vep	76887	Connex	Mizens Railway	3568 was one of final units in traffic with South Eastern Trains. On 27 April 2006 driving trailer 76886 was moved by road to Mizens Railway in Woking.

Taking into account the data table for 'British Rail Class 423' in the 'Preservation' section, draft a brief sentence that explains what the highlighted cells show and provide it inside the JSON object {"answer": "YOUR ANSWER"}.