Using O=Cc1ccc(B(O)O)o1, Clc1nc(N2CCOCC2)c2ncc(Br)cc2n1 to produce O=Cc1ccc(-c2cnc3c(N4CCOCC4)nc(Cl)nc3c2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.