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]: qzVbMhKmCaYBuBMnpCWQyXWmqFegRmnBspHjGsfhgoty, IZQBuBMnpCWQyXWmqFegRmmlrWtQFW
[A]: qzVbMhKmCaYbbcefgmmmnpqqruwwxynBspHjGsfhgoty, IZQbbcefgmmmnpqqruwwxymlrWtQFW


[Q]: DwzDYWDzcCFNHfkIKqbMikWiTKhJdwdoj, SNFsvOkamuQxYWDzcCFNHfkIKqbjiIo
[A]: DwzDbccdffhikknqwyzMikWiTKhJdwdoj, SNFsvOkamuQxbccdffhikknqwyzjiIo


[Q]: QMOYhcnZJfAkhlvYz, BWVzBKcnZJfAvdw
[A]:
QMOYhacfjnzkhlvYz, BWVzBKacfjnzvdw