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]: mdsCvnCcmavEJwXclJmONjjrpWfRikvaPxbknWBl, IDqeFsqclJmONjjrpWfRikvaPTUraDEGO
[A]: mdsCvnCcmavEJwXacfijjjklmnopprrvwxbknWBl, IDqeFsqacfijjjklmnopprrvwTUraDEGO


[Q]: DzQgVdBge, DggVdBTXB
[A]: DzQbdgvge, DgbdgvTXB


[Q]: FyBUptjQDicsPPqThetdNBdJqgtXOMwwmCLf, BcVJhqXFXQpYReDicsPPqThetdNBxrbXacrPhoUXD
[A]:
FyBUptjQbcddehinppqsttdJqgtXOMwwmCLf, BcVJhqXFXQpYRebcddehinppqsttxrbXacrPhoUXD