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Can you give the molecular formula of the molecule (1R,2R,15R,18R,19S,22S,25R,26S,27S)-8-fluoro-2,14,14,18,19,25,26-heptamethyl-N'-(pyridine-3-carbonyl)-12-azaheptacyclo[16.12.0.02,15.04,13.06,11.019,28.022,27]triaconta-4(13),5,7,9,11,28-hexaene-22-carbohydrazide ?
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C43H53FN4O2
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