Using COC(=O)c1ccc(Cc2cccc3ccc(NC(=O)CC4CCCC4)cc23)c(OC)c1 to produce COC(=O)c1ccc(Cc2cccc3ccc(N)cc23)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.