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]: MNVvkPiPlyjkSfzLcyqbyaUNZMiCdKMbeCvOccjmI, mrxzLcyqbyaUNZMiCztkkftnqdaDOYd
[A]: MNVvkPiPlyjkSfabccilmnquyyzzdKMbeCvOccjmI, mrxabccilmnquyyzzztkkftnqdaDOYd


[Q]: ikCBVXiyPWrsySdNsMut, JCiVRgMtmEVXiyPWrsySdQyEgUlXoEFp
[A]: ikCBdiprssvwxyyNsMut, JCiVRgMtmEdiprssvwxyyQyEgUlXoEFp


[Q]: FbWYtIFVhDRyjncqkeLcbRBTxXpBtEJCU, MvDwjncqkeLcbRBTxXpBtEJGuC
[A]:
FbWYtIFVhDRybbbcceejjklnpqrttxxCU, MvDwbbbcceejjklnpqrttxxGuC