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.

Input: Consider Input: sXYyKhAsHZpCFYeHaDv, GQCDAsHZpCFdpYQ

Output: sXYyKhacfhpszYeHaDv, GQCDacfhpszdpYQ


Input: Consider Input: rgnDefaICqzZA, yQHefaICsIzLb

Output: rgnDacefiqzZA, yQHacefisIzLb


Input: Consider Input: YWEgPifcaj, OXRgPifcxoqH


Output: YWEcfgipaj, OXRcfgipxoqH