What is the number of maximal theoretical UMI combinations in the sequencing reads generated by the SMARTer® Stranded Total RNA-Seq Kit v3 - Pico Input Mammalian?

What is the number of maximal theoretical UMI combinations in the sequencing reads generated by the SMARTer® Stranded Total RNA-Seq Kit v3 - Pico Input Mammalian?

The number of maximal theoretical UMI combinations is 4^8=65,536.

Stranded RNA-seq for mammalian samples