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]: cQVVLMyslnsBjeqDXeVHyvEHyfEYcIp, QVQbrcJVVLMyslnsBjeqDXeVHykzCrDfCoyOaJtMZ
[A]: cQbdeehjllmnqssvvvxyyvEHyfEYcIp, QVQbrcJbdeehjllmnqssvvvxyykzCrDfCoyOaJtMZ


[Q]: YCsdrEPUozUG, NBArEPUobCSqv
[A]: YCsdeopruzUG, NBAeoprubCSqv


[Q]: yDLJWnkDzYZNBfSNBHVFMliNKRVvC, WrAYEPUepggWKMDhZNBfSNBHVFMliNKRVRjWKKJWqYzcLrtI
[A]:
yDLJWnkDzYbbffhiklmnnnrsvvzvC, WrAYEPUepggWKMDhbbffhiklmnnnrsvvzRjWKKJWqYzcLrtI