Using Nc1cccc2c(=O)n(Cc3ccc4c(c3)OCCO4)ccc12, I to produce O=c1c2cccc(I)c2ccn1Cc1ccc2c(c1)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.