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]: nalNDEgOyxqkthaQZBAwiR, sWiuVoFxASyHHNDEgOyxqkthaQZBJBFnJaeQhQsHFZ
[A]: nalabdeghknoqqtxyzAwiR, sWiuVoFxASyHHabdeghknoqqtxyzJBFnJaeQhQsHFZ


[Q]: VEnZIh, BonZGq
[A]: VEnzIh, BonzGq


[Q]: qBbhrH, vrbhFK
[A]:
qBbhrH, vrbhFK