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Can you give the molecular formula of the molecule 1-[(2R,4S,5S)-5-[[(2S,3aS,6R,7aS)-3a-methyl-6-prop-1-en-2-yl-2-sulfanylidene-5,6,7,7a-tetrahydro-4H-benzo[d][1,3,2]oxathiaphosphol-2-yl]oxymethyl]-4-methyloxolan-2-yl]-4-aminopyrimidin-2-one ?
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C20H30N3O4PS2
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