Using COc1ccc(C(C)=O)cc1, CCCc1nc(C)c2cnc(N)nn12 to produce CCCc1nc(C)c2n1N=C(N)NC2CC(=O)c1ccc(OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.