Using Cn1nc(NCC(=O)O)c2c(Oc3ccc4ccccc4c3)cccc21 to produce Cn1nc(N)c2c(Oc3ccc4ccccc4c3)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.