It looks like you’re referencing a release title for , version 1311.23 , labeled MULTi13 (meaning 13 languages).
To understand the value of version 1311.23 , one must look at the tumultuous history of RDR2 on PC. Launched in November 2019, the game suffered from a rocky start, plagued by launcher crashes, graphical glitches (like the infamous "raining horses" bug), and memory leaks. Red Dead Redemption 2 -version 1311.23- MULTi13...
For many users, this version provides a perfect middle ground: It looks like you’re referencing a release title