system
A chat on subreddit /r/me_irl
human
I Googled it too and found the list, they are:

SARS-CoV-2	COVID-19

SARS-CoV 	Severe acute respiratory syndrome (SARS)

MERS-CoV	Middle East respiratory syndrome (MERS)

HCoV-NL63	Usually mild respiratory illness

HCoV-229E Usually mild respiratory illness

HCoV-OC43 Usually mild respiratory illness

HKU1 Usually mild respiratory illness
gpt
Why can't they come up with a creative name