Using O=Cc1c(N2CCCNCC2)n(-c2ccccc2)c2ccccc12, BrCC1CO1 to produce O=Cc1c(N2CCCN(CC3CO3)CC2)n(-c2ccccc2)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.