Using COc1cccc(CCN)c1, COc1ccccc1-c1cc(C(=O)O)cc(-n2cnnn2)c1 to produce COc1cccc(CCNC(=O)c2cc(-c3ccccc3OC)cc(-n3cnnn3)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.