39687-14-4

Trifluoroacetic acid [(2R)-2,3,3aβ,9aβ-tetrahydro-7-methyl-6-oxo-3β-[(trifluoroacetyl)oxy]-6H-furo[2,3:4,5]oxazolo[3,2-a]pyrimidin-2α-yl]methyl ester