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]: GAGNNeNtTCjLNwJwQVhg, XgNeNtTCjLBfPhD
[A]: GAGNcejlnnttNwJwQVhg, XgcejlnnttBfPhD


[Q]: rbayZyyISEzDMcdQGcIiEg, CnsOtvFEayZyyISEzDMsOePuMmC
[A]: rbadeimsyyyzzcdQGcIiEg, CnsOtvFEadeimsyyyzzsOePuMmC


[Q]: rXhxslq, lthxsgR
[A]:
rXhsxlq, lthsxgR