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Please write the molecular formula of the molecule (2S,3R,4R,5S)-5-(4-amino-2-fluoropyrrolo[2,1-f][1,2,4]triazin-7-yl)-2-azido-4-fluoro-2-(iodomethyl)oxolan-3-ol;[(2S,3R,4S,5S)-5-(4-amino-2-fluoropyrrolo[2,1-f][1,2,4]triazin-7-yl)-2-azido-4-fluoro-2-(iodomethyl)oxolan-3-yl] 2-methylpropanoate;methane .
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C27H30F4I2N14O5
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