Using COC(=O)c1c(C)nc(N)c(CO)c1-c1ccc(C)cc1 to produce COC(=O)c1c(C)nc(N)c(C=O)c1-c1ccc(C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.