Using COC(=O)C(OC(C)(C)C)c1c(C)nc2sc3c(c2c1I)CCCC3 to produce Cc1nc2sc3c(c2c(I)c1C(OC(C)(C)C)C(=O)O)CCCC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.