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]: ggcfnOmxYQb, rOHVXcfnOmjNmAh
[A]: ggcfmnoxYQb, rOHVXcfmnojNmAh


[Q]: uGuYwmYDCKGC, mHuwmYDCKnJoz
[A]: uGuYcdkmwyGC, mHucdkmwynJoz


[Q]: krBRZhZMQHruQjDyiUeOfZAseU, tfsEEhUYWcruQjDyiUeOfZytny
[A]:
krBRZhZMQHdefijoqruuyzAseU, tfsEEhUYWcdefijoqruuyzytny