Using O=C(O)c1ccccc1, NC[C@H](O)CN1CCc2ccccc2C1 to produce O=C(NC[C@H](O)CN1CCc2ccccc2C1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.