Using O=C(Nc1ccc(Cl)cn1)c1ccccc1NCC1CCNCC1, CC(C)=O to produce CC(C)N1CCC(CNc2ccccc2C(=O)Nc2ccc(Cl)cn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.