Using COC(=O)c1ccc2c(C3CCCCC3)c3n(c2c1)CC1(COc2ccccc2-3)CN(Cc2ccccc2)C1 to produce COC(=O)c1ccc2c(C3CCCCC3)c3n(c2c1)CC1(CNC1)COc1ccccc1-3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.