Using CCOCC, COc1cc(/C=C/C#N)ccc1-n1cnc(C)c1 to produce CCOC(=N)/C=C/c1ccc(-n2cnc(C)c2)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.