Using COc1ccc2cc3c(Nc4ccc(Cl)cc4Cl)c(C#N)cnc3cc2c1 to produce N#Cc1cnc2cc3cc(O)ccc3cc2c1Nc1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.