You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (5E)-3-(2-ethylhexyl)-5-[[2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one by IUPAC nomenclature, provide its molecular formula.
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C29H34N4O3S2
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