Using Nc1ccc(F)c(Cl)c1, Clc1ncnc2c3c([se]c12)CCCC3 to produce Fc1ccc(Nc2ncc3[se]c4c(c3n2)CCCC4)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.