Using Clc1ccc2ccccc2n1, Cc1cccc(-c2nc3ccccc3nc2C2CNC2)c1 to produce Cc1cccc(-c2nc3ccccc3nc2C2CN(c3ccc4ccccc4n3)C2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.