You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2R)-4-[6-[2-[4-[(6-amino-3-azabicyclo[3.1.0]hexan-3-yl)methyl]phenyl]ethynyl]-3-oxo-1H-pyrrolo[1,2-c]imidazol-2-yl]-N-hydroxy-2-methyl-2-methylsulfonylbutanamide by IUPAC nomenclature, provide its molecular formula.
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C26H31N5O5S
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