1-pivaloyloxymethyl-3',5'-O-(1,1,3,3-tetraisopropyl-1,3-disiloxanediyl)-2'-O-(trimethylsilyl)pseudouridine

3-methyl-1-pivaloyloxymethyl-3',5'-O-(1,1,3,3-tetraisopropyl-1,3-disiloxanediyl)pseudouridine

1-acetyl-2',3',5'-tri-O-trimethylsilyl-ψ-uridine

1-acetyl-5-((2S,3S,4R,5R)-3,4-bis((trimethylsilyl)oxy)-5-(((trimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-3-methylpyrimidine-2,4(1H,3H)-dione