You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7,9-bis(2,6-dimethylheptan-2-yl)-6-ethyl-2,6,7,9,10,14-hexamethyl-8,8,10-tri(propan-2-yl)pentadecane is the IUPAC name of a molecule. Please give its molecular formula.
user
C50H102
assistant