Using O=c1[nH]cc(I)c(=O)[nH]1, CC(=O)OCOC(COCc1ccccc1)COCc1ccccc1 to produce O=c1[nH]c(=O)n(COC(COCc2ccccc2)COCc2ccccc2)cc1I, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.