That particular line terminated downtown (Hill St. Station) at the Subway Terminal Bldg, near both the Standard Hotel & MOCA.
https://en.wikipedia.org/wiki/Subway_Terminal_Building
For those who forgot about LA MOCA –
>>5107527 LA thread
https://www.laweekly.com/arts/marina-abramovics-moca-gala-controversy-jeffrey-deitch-confronted-and-the-performers-speak-out-2372380