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]: ZCVwCLhPCRLgJlpVuonOXVHLePfwi, gNkvzHNBsxoHeRCRLgJlpVuonOXVHzOithWuqCYDNB
[A]: ZCVwCLhPcghjllnoopruvvxLePfwi, gNkvzHNBsxoHeRcghjllnoopruvvxzOithWuqCYDNB


[Q]: UTWXzeuZisxoyUna, TIVsXzeuZisxcNCO
[A]: UTWeisuxxzzoyUna, TIVseisuxxzzcNCO


[Q]: naNGAcrldFDp, BUGAcrlWnAQ
[A]:
naNacglrdFDp, BUacglrWnAQ