Using COc1nc2ccccc2cc1C(=O)O, CC(C)(C)OC(=O)NN to produce COc1nc2ccccc2cc1C(=O)NNC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.