Using Clc1ccc2cnc3ccccc3c2c1, OB(O)c1cc2ccccc2s1 to produce c1ccc2sc(-c3ccc4cnc5ccccc5c4c3)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.