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]: zcJGmqFsTiaDfVpEVFmaMucJIyrkhMeirns, EuyiRvouyiaDfVpEVFmaMucJIPUcHErhU
[A]: zcJGmqFsTaacdeffiijmmpuvvyrkhMeirns, EuyiRvouyaacdeffiijmmpuvvPUcHErhU


[Q]: QnBuWaxEVE, ZmxuWaxrY
[A]: QnBauwxEVE, ZmxauwxrY


[Q]: ceMEOdknJUBTJGwiTSednCuNWbTYu, zgUBTJGwiTSednCCpMbB
[A]:
ceMEOdknJbcdegijnsttuwuNWbTYu, zgbcdegijnsttuwCpMbB