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]: gwMfiFAYWKMourxMBicCOuIvZwsNQyekMQXuVZ, KNNBPXJMourxMBicCOuIvZFO
[A]: gwMfiFAYWKbcciimmooruuvxzwsNQyekMQXuVZ, KNNBPXJbcciimmooruuvxzFO


[Q]: muJzhcAdqZXkwikZCqJFJlORuTK, MDOEjkwikZCqJFJlORHqttBMB
[A]: muJzhcAdqZXcfijjkkloqrwzuTK, MDOEjcfijjkkloqrwzHqttBMB


[Q]: CXMMgfkjsXhXHTnanRYvVOHSEqpRRaO, LlnRyMgfkjsXhXHTnanRYYoC
[A]:
CXMafghhjkmnnrstxxyvVOHSEqpRRaO, LlnRyafghhjkmnnrstxxyYoC