Using CC(C)(C)c1ccc2c(c1)-c1cc(C(C)(C)C)ccc1C2, C1=CC(=CC2CCCCC2)C=C1 to produce CC(C)(C)c1ccc2c(c1)-c1cc(C(C)(C)C)cc(C3(C4C=CC=C4)CCCCC3)c1C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.