Using O=Cc1ccc(-c2cnc3c(-c4ccccc4)cnn3c2)cc1, NCc1ccccc1 to produce c1ccc(CNCc2ccc(-c3cnc4c(-c5ccccc5)cnn4c3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.