You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 1-[3-tert-butyl-5-(4-hydroxybutoxy)-4-methoxyphenyl]-2-[6-(cyclopropylmethoxy)-3-imino-8-methyl-[1,2,4]triazolo[4,3-b]pyridazin-2-yl]ethanone;hydrochloride is given. What is its corresponding molecular formula?
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C27H38ClN5O5
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