Using NC1CCN(Cc2ccc3c(c2)OCCO3)CC1, COc1ccc2c(C)cc(=O)n(CC=O)c2c1 to produce COc1ccc2c(C)cc(=O)n(CCNC3CCN(Cc4ccc5c(c4)OCCO5)CC3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.