Using OCC12CCCN(CC1)C2, Cn1nc(C(=O)N2C=CNC2)c2ccccc21 to produce Cn1nc(C(=O)OCC23CCCN(CC2)C3)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.