Using COCn1c(-c2cc3cc(C=C4SC(=O)NC4=O)ccc3n2C)nc2cc(Cl)c(Cl)cc21 to produce Cn1c(-c2nc3cc(Cl)c(Cl)cc3[nH]2)cc2cc(C=C3SC(=O)NC3=O)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.