Using COc1nc(-c2c(C)ccc3c2cnn3S(=O)(=O)c2ccc(C)cc2)nc2c1CN(Cc1ccccc1)CC2 to produce COc1nc(-c2c(C)ccc3c2cnn3S(=O)(=O)c2ccc(C)cc2)nc2c1CNCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.