(1R)-2,2,2-TRIFLUORO-1-((PHOSPHONOOXY)METHYL)ETHYL 4-((4-FLUOROPHENYL)SULFONYL)-1-OXA-4,9-DIAZASPIRO(5.5)UNDECANE-9-CARBOXYLATE
(1r)-2,2,2-trifluoro-1-((phosphonooxy)methyl)ethyl 4-((4-fluorophenyl)sulfonyl)-1-oxa-4,9-diazaspiro(5.5)undecane-9-carboxylate