Using O=C(Cl)CCCl, N#Cc1nn(-c2c(Cl)cc(C(F)(F)F)cc2Cl)c(N)c1SC(F)(F)F to produce N#Cc1nn(-c2c(Cl)cc(C(F)(F)F)cc2Cl)c(NC(=O)CCCl)c1SC(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.