Using CO/C(=C\c1ccc2c(ccn2CCc2nc(-c3ccccc3)oc2C)c1)C(=O)O to produce COC(Cc1ccc2c(ccn2CCc2nc(-c3ccccc3)oc2C)c1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.