You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 2-[[(3-amino-5H-pyrrolo[2,3-b]pyrazin-2-yl)-formylamino]methyl]-N-[2-[4-[4-[2-[bis[(2S,3R,4R,5R)-2,3,4,5,6-pentahydroxyhexyl]amino]ethyl]phenyl]phenyl]ethyl]-1,3-diethylbenzimidazol-1-ium-5-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C48H64N9O12+
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