Using O=C1CNCCN1, COc1cncc(-c2cc(C(=O)O)nn2-c2ccc(F)c(Cl)c2)c1 to produce COc1cncc(-c2cc(C(=O)N3CCNC(=O)C3)nn2-c2ccc(F)c(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.