Using O=C(CCl)N1CC=C(c2ccc(-c3ncccn3)cc2)CC1, COC(=O)C1(N(C)C=O)CCNC1 to produce COC(=O)C1(N(C)C=O)CCN(CC(=O)N2CC=C(c3ccc(-c4ncccn4)cc3)CC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.