Using c1ccc(C2CCNC2)cc1, O=C(O)c1ncoc1-c1ccccc1 to produce O=C(c1ncoc1-c1ccccc1)N1CCC(c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.