2-chloro-5-[5-[(E)-[(5R)-6-ethoxycarbonyl-5-(4-methylsulfanylphenyl)-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidin-2-ylidene]methyl]furan-2-yl]benzoic acid The above is the IUPAC name of a molecule. Write its molecular formula.