. 2023 May 23;257:115512. doi: 10.1016/j.ejmech.2023.115512

Table 6.

Antiviral activities against SARS-CoV-2 WIV04 and cytotoxicities in Vero E6 cells of compounds 11e and 11j.

Entry no.	EC₅₀ (μM)	CC₅₀ (μM)	SI^a
11e	0.32	137.4	429
11j	0.18	53.99	300
nirmatrelvir^b	0.24	>500	>2083

SI = CC₅₀/EC₅₀.

Used as a positive control.