Lineage for this is unknown before the pair of CD-Rs I received in the mail, a copy of another pair of CD-Rs that the trader I received them from also got in a trade. He is unable to provide any info before his generation.
At that point it becomes CD-R (^2) > Adobe Audition 1.5 (EQ, track splitting, limiting) > TLH (SBE fix, flac 8)