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]: aQUllAVMyHtDFFypPwWUmFawzzuddYqrKRVNUtwEAK, aWPddWqlzCjazhtDFFypPwWUmFawzzetCTm
[A]: aQUllAVMyHadfffmpptuwwwyzzuddYqrKRVNUtwEAK, aWPddWqlzCjazhadfffmpptuwwwyzzetCTm


[Q]: iSTEyC, gtTEJZ
[A]: iSetyC, gtetJZ


[Q]: RZSkHHATNQ, lTMagSkHHAqYD
[A]:
RZahhksTNQ, lTMagahhksqYD