Using O=c1[nH]c(-c2ccccc2)c(O)c2ccccc12, ClCCBr to produce O=c1[nH]c(-c2ccccc2)c(OCCCl)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.