Using COC(=O)c1c(C)nc2cc(-c3ccccc3)nn2c1-c1ccc(C)cc1 to produce Cc1ccc(-c2c(CO)c(C)nc3cc(-c4ccccc4)nn23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.