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system
Under IUPAC nomenclature, a molecule named 5-ethyl-6-methanidyl-3-methyl-2-methylidene-1H-thieno[2,3-d]pyrimidin-4-one;5-ethyl-6-methanidyl-3-methyl-2-(2-oxopropylsulfanyl)thieno[2,3-d]pyrimidin-4-one;methyl 2-amino-4-ethyl-5-methanidylthiophene-3-carboxylate;methyl 4-ethyl-5-methanidyl-2-(methylsulfanylcarbothioylamino)thiophene-3-carboxylate;4-(2-methylprop-2-enyl)-5-(2-oxo-2-thiophen-2-ylethyl)sulfanyl-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one;pentan-3-one;yttrium is given. What is its corresponding molecular formula?
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C68H77N9O10S10Y5-10
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