Using O=Cc1ccc2c(c1)-n1nc(-c3ncnn3CC(F)(F)F)cc1CCO2, Nc1cnccn1 to produce FC(F)(F)Cn1ncnc1-c1cc2n(n1)-c1cc(CNc3cnccn3)ccc1OCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.