Using OC1(c2ccc3cc(Cl)ncc3n2)CCCC1, NC(=O)C1CC1 to produce O=C(Nc1cc2ccc(C3(O)CCCC3)nc2cn1)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.