You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-N-[(4-chloro-5-ethyl-2-fluorophenyl)-(5-cyclohexa-1,5-dien-1-yl-2-methyl-1,2,4-triazol-3-yl)methyl]isoquinoline-1,6-diamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H26ClFN6
assistant