Using CCOC(=O)C1CC2=C3C(=NNN=C31)C(SC)=NN(Cc1ccc(OC)cc1)C2 to produce COc1ccc(CN2CC3=C4C(=NNN=C4C(C(=O)O)C3)C(SC)=N2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.