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this is MD5 correct checksum for the 3 files
Part 1 --MD5 : FF256DF162A155AA22D83437FC076E78
Part 2 --MD5 : 645BAC7EDDA8A4BB09C34C94CC12A01C
Part 3 --MD5 : A0C8E26215C9ECEAC4310BFC19AD22B2