Remdesivir1809249-37-3100 % similar Gs-4415241191237-69-051 % similar 2-Ethylbutyl ((S)-(perfluorophenoxy)(phenoxy)phosphoryl)-L-alaninate1911578-98-743 % similar N-[(S)-(4-Nitrophenoxy)phenoxyphosphinyl]-L-alanine 2-ethylbutyl ester1354823-36-142 % similar Remdesivir impurity21355357-49-140 % similar Remdesivir N-21191237-80-539 % similar Sofosbuvir1190307-88-038 % similar Psi-79761190308-01-037 % similar Sofosbuvir D61868135-06-135 % similar Tenofovir alafenamide379270-37-832 % similar Tenofovir alafenamide fumarate1392275-56-731 % similar N-[(S)-(2,3,4,5,6-Pentafluorophenoxy)phenoxyphosphinyl]-L-alanine 1-methylethyl ester1334513-02-830 % similar Isopropyl ((R)-(perfluorophenoxy)(phenoxy)phosphoryl)-L-alaninate1337529-56-230 % similar