Using NCc1cccc(-c2csc(N=C(N)N)n2)n1, CC(=O)OC(C)=O to produce CC(=O)NCc1cccc(-c2csc(N=C(N)N)n2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.