In this task, you are given two strings A,B. You must perform the following operations to generate the required output list: (i) Find the longest common substring in the strings A and B, (ii) Convert this substring to all lowercase and sort it alphabetically, (iii) Replace the substring at its respective positions in the two lists with the updated substring.

Q: VCntKTsFiDhXwfGZJFxjdCl, trKTrsFiDhXwfGZJRBZjYiVdyN

A: VCntKTdffghijswxzFxjdCl, trKTrdffghijswxzRBZjYiVdyN
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Q: SfsGQOEKAwtUmHlsDFr, wDFpDlCbwyYvWsGQOEKAwtUmHlzABzUr

A: SfaeghklmoqstuwsDFr, wDFpDlCbwyYvWaeghklmoqstuwzABzUr
****
Q: vMxMwSFup, JzAMwSWI

A:
vMxmswFup, JzAmswWI
****