You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2,10,15,20-tetrakis(3,5-ditert-butylphenyl)-6-(4-ethynylphenyl)-5,7,24,26,27,28-hexaza-25lambda2-stannaheptacyclo[12.9.3.13,9.116,19.04,8.011,26.021,24]octacosa-1,3,5,7,9,11,13,15,17,19(27),20,22-dodecaene ?
user
C85H96N6Sn
assistant