Using O=C(O)c1ccc2c(c1)C(=O)OC21c2ccc(O)cc2Oc2cc(O)ccc21, C(=NC1CCCCC1)=NC1CCCCC1 to produce O=C(NC1CCCCC1)NC1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.