Using COc1ccc2c(c1)CNCC2, O=CCCCNC(=O)c1ccc(-c2ccccc2)cc1 to produce COc1ccc2c(c1)CN(CCCCNC(=O)c1ccc(-c3ccccc3)cc1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.