Using CC#N, COC(=O)c1cc(OC)c(OCc2ccccc2)cc1N=CN(C)C to produce COc1cc2c(O)c(C#N)cnc2cc1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.