Using O=C(Nc1cc2c(Br)cccn2n1)C1CC1, O=Cc1ccc(B(O)O)cc1 to produce O=Cc1ccc(-c2cccn3nc(NC(=O)C4CC4)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.