((14R,18R)-14-amino-18-dodecanamido-13-oxo-3,6,9,20-tetraoxa-16-thia-12-azadotriacontyl)phosphonic acid

(9H-fluoren-9-yl)methyl ((14R,18R)-1-(diethoxyphosphoryl)-18-dodecanamido-13-oxo- 3,6,9,20-tetraoxa-16-thia-12-azadotriacontan-14-yl)carbamate

(14R,18R)-14-(benzyloxycarbonylamino)-18-(decylcarbamoyloxy)-13,21-dioxo-3,6,9,20-tetraoxa-16-thia-12,22-diazadotriacontylphosphonic acid diethyl ester

(14R,18R)-18-(decylcarbamoyloxy)-13,21-dioxo-14-palmitamido-3,6,9,20-tetraoxa-16-thia-12,22-diazadotriacontylphosphonic acid diethyl ester

(14R,18R)-14-amino-18-(dodecanoyloxy)-13,21-dioxo-3,6,9,20-tetraoxa-16-thia-12-azadotriacontylphosphonic acid diethyl ester