Data is not important. Dump was read on other reader. XOR from FE not fit to this case.
After remove XOR mix are:
Mix
Input
Order 1/3/2/0
Block Pair
Block 0x100000
Page 0x2000
Block Pair
Block 0x200000
Page 0x4000
Join by Page
Parts 4
Page 0x8000
Assembler
Block Number
Block Size 0x1000000
Please create new layout for future cases. I'm sorry, I do not have photo for this case. Uploading dumps + XOR.