Using O=C(c1ccc2c(CO)cn(-c3ncc(-c4ccccc4F)cn3)c2c1)N1CCOCC1 to produce O=Cc1cn(-c2ncc(-c3ccccc3F)cn2)c2cc(C(=O)N3CCOCC3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.