Using COc1ccc(C(=O)N2CC3CN(Cc4ccccc4)CC3C2)c(-n2nccn2)c1 to produce COc1ccc(C(=O)N2CC3CNCC3C2)c(-n2nccn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.