Using COc1ccc(-c2csc(NC(c3ccccc3)(c3ccccc3)c3ccccc3)n2)c2sc(NC(=O)O)nc12 to produce COc1ccc(-c2csc(N)n2)c2sc(NC(=O)O)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.