Using O=C(O)Cc1ccccc1, CC(C)(C)c1c(N)nn2cccnc12 to produce CC(C)(C)c1c(NC(=O)Cc2ccccc2)nn2cccnc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.