Using O=C(O)c1ccc(-c2cccc(COc3ccc(Cn4oc(=O)[nH]c4=O)cc3)c2)cc1, CCOCCN to produce CCOCCNC(=O)c1ccc(-c2cccc(COc3ccc(Cn4oc(=O)[nH]c4=O)cc3)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.