Using CCCCN=C=O, COC(=O)c1ccc(I)cc1S(N)(=O)=O to produce CCCCNC(=O)NS(=O)(=O)c1cc(I)ccc1C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.