instruction:
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.
question:
RzKihHivnxftYOPGojzvZqI, TsHXAwmxftYOPGojzvPJMJOoyT
answer:
RzKihHivnfgjooptvxyzZqI, TsHXAwmfgjooptvxyzPJMJOoyT


question:
NshLGjmFiDuUUGuKwtDPYN, IaYcHcGjmFiDuUUHBQ
answer:
NshLdfgijmuuuGuKwtDPYN, IaYcHcdfgijmuuuHBQ


question:
rfWlbacLUnSqBmFanN, ifLUnSqBmogFw
answer:

rfWlbacblmnqsuFanN, ifblmnqsuogFw