Using CCNCC, CC(=O)Oc1c(C)cc(-c2c3ccccc3c(Br)c3sc(CBr)c(C)c23)cc1C to produce CCN(CC)Cc1sc2c(Br)c3ccccc3c(-c3cc(C)c(OC(C)=O)c(C)c3)c2c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.