Using Cc1ccc(NC2CCNCC2)nc1, COC(=O)C1(CC=O)CCCCC1 to produce COC(=O)C1(CCN2CCC(Nc3ccc(C)cn3)CC2)CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.