Using COC(=O)c1c(-c2ccccc2)ccnc1Oc1nc(OC)cc(OC)n1 to produce COc1cc(OC)nc(Oc2nccc(-c3ccccc3)c2C(=O)O)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.