You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named carbanide;3-propan-2-ylpyridazine;4-propan-2-ylpyridazine;4-propan-2-ylpyrimidine;5-propan-2-ylpyrimidine;3-propan-2-yl-1,2,4,5-tetrazine;2-propan-2-yl-1,3,5-triazine;3-propan-2-yl-1,2,4-triazine;yttrium is given. What is its corresponding molecular formula?
user
C52H87N18Y7-7
assistant