Using NC1=NN(c2ccccc2)CC1, CC(=O)Oc1c(C)cc(N)cc1C to produce CC(=O)Oc1c(C)cc(NC2=NN(c3ccccc3)CC2)cc1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.