You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named (7-ethynyl-3,4-dihydro-1H-isoquinolin-2-yl)-methylborinic acid;[7-[1-(2-methoxyethyl)triazol-4-yl]-3,4-dihydro-1H-isoquinolin-2-yl]-methylborinic acid;7-[1-(2-methoxyethyl)triazol-4-yl]-1,2,3,4-tetrahydroisoquinoline;hydrochloride is given. What is its corresponding molecular formula?
user
C41H54B2ClN9O4
assistant