Using CCCCCCC1(O)c2cc(C)c(C)cc2C(=O)N1c1cccnc1 to produce CCCCCC=C1c2cc(C)c(C)cc2C(=O)N1c1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.