About Licence Detail

Our company use Attended Robot of Japanese Win Actor RPA software.
50 Process we have. and 2 Development users and 5 Attended Machine style.
staff want to use every 3 staff on same PC.
50 process is run 2 or 3 hours in everyday.
How was best Licence detail?

UiPath Studio (Named User) 2Licence
UiPath Robot (Attended Robot Concurrent Runtime )1Licence
UiPath Orchestrator 1 Licence

I think so.
how was that?