Using COc1ccc2c(c1)C(C1(c3ccc(Cl)cc3)CC1)=NCC2 to produce Oc1ccc2c(c1)C(C1(c3ccc(Cl)cc3)CC1)=NCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.