Using O=C1Nc2ncccc2C2(CCNCC2)O1, Cc1cc(Oc2cc(Cl)ncn2)cc2cn[nH]c12 to produce Cc1cc(Oc2cc(N3CCC4(CC3)OC(=O)Nc3ncccc34)ncn2)cc2cn[nH]c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.