Using O=Cc1nccc2c3ccccc3n(CC(=O)N3CCOCC3)c12, N[C@H]1CCCc2cccnc21 to produce O=C(Cn1c2ccccc2c2ccnc(CN[C@H]3CCCc4cccnc43)c21)N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.