Using CCN=C=NCCCN(C)C, Cc1cc(C)n(-c2ccc(C(=O)O)cc2O)n1 to produce Cc1cc(C)n(-c2ccc(C(=O)N(C)C)cc2O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.