Using C=Cn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C(=O)OCC)CC3)nc21 to produce C=Cn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCNCC3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.