Using Cc1nn(CC(=O)O)cc1-n1c(=O)n(C)c2cnc3ccc(Br)cc3c21, COc1ccc(B(O)O)cn1 to produce COc1ccc(-c2ccc3ncc4c(c3c2)n(-c2cn(CC(=O)O)nc2C)c(=O)n4C)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.