Using C=Cc1ccccc1, Nc1nccn2c(C3CCC3)nc(I)c12 to produce Nc1nccn2c(C3CCC3)nc(/C=C/c3ccccc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.