You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 5-[5-[5-[15,24-bis[5-[5-(5-formylthiophen-2-yl)thiophen-2-yl]thiophen-2-yl]-9,9,18,18,27,27-hexahexyl-6-heptacyclo[18.7.0.02,10.03,8.011,19.012,17.021,26]heptacosa-1,3(8),4,6,10,12(17),13,15,19,21(26),22,24-dodecaenyl]thiophen-2-yl]thiophen-2-yl]thiophene-2-carbaldehyde by IUPAC nomenclature, provide its molecular formula.
user
C102H108O3S9
assistant