Using CC(C)(C)OC(=O)N1CCOC(c2ccc(-c3nc4ccccc4[nH]3)cc2)C1 to produce c1ccc2[nH]c(-c3ccc(C4CNCCO4)cc3)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.