1 EAN [(1~{S},2~{R},4~{R},6~{S},8~{R})-8-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]-6-oxidanyl-9-oxatricyclo[4.3.0.0^{2,4}]nonan-2-yl] dihydrogen phosphate 1.000 2 TCJ [(1~{S},2~{R},4~{R},6~{S},8~{R})-8-(4-azanyl-5-methyl-2-oxidanylidene-pyrimidin-1-yl)-6-oxidanyl-9-oxatricyclo[4.3.0.0^{2,4}]nonan-2-yl] dihydrogen phosphate 0.920 3 F4Q [(1~{S},2~{R},4~{R},6~{S},8~{R})-8-(2-azanyl-6-oxidanylidene-1~{H}-purin-9-yl)-6-oxidanyl-9-oxatricyclo[4.3.0.0^{2,4}]nonan-2-yl] dihydrogen phosphate 0.724