Using OCCNC1CCCCC1, O=C(O)CCCOc1ccc2c(c1)CCC(=O)N2 to produce O=C1CCc2cc(OCCCC(=O)N(CCO)C3CCCCC3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.