Using C=CCc1c(O)c2cccnc2n(-c2ccccc2)c1=O, O=C1CCC(=O)N1I to produce O=c1c2c(n(-c3ccccc3)c3ncccc13)OC(CI)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.