Using CCOC(=O)c1cc(-c2cccc(N)c2)c2c(c1)ncn2-c1ccccc1 to produce Nc1cccc(-c2cc(CO)cc3ncn(-c4ccccc4)c23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.