2-[[(3S,8S)-7-[(2-acetamido-4-methyl-1,3-thiazol-5-yl)sulfonyl]-3-[4-[(3,4-dichlorophenyl)methoxy]phenyl]-2-oxo-1,6,8,9-tetrahydropyrido[4,3-g][1,4]benzoxazine-8-carbonyl]amino]-3-[4-(4-cyanophenyl)phenyl]propanoic acid The above is the IUPAC name of a molecule. Write its molecular formula.