Using C=Cc1cc(C(=O)Nc2nc3c(OC)ccc(C4CCOCC4)c3s2)ccn1 to produce CCc1cc(C(=O)Nc2nc3c(OC)ccc(C4CCOCC4)c3s2)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.