Using CCOC(=O)/C(C#N)=C(\NCc1ccc(OC)cc1)SC, N=CN to produce CCOC(=O)/C(C#N)=C(/N=C/N)NCc1ccc(OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.