Using CCCC=Cc1c(-c2cc(-c3ccncc3)nnc2OC)[nH]c2ccccc12 to produce CCCCCc1c(-c2cc(-c3ccncc3)nnc2OC)[nH]c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.