Using C1CCOC1, CCCCCCCOc1ccc(Cc2nc3cc(C#N)ccc3[nH]2)cc1 to produce CCCCCCCOc1ccc(Cc2nc3cc(C=O)ccc3[nH]2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.