Using c1cncc(OC2CCNC2)c1, O=C(O)/C=C/c1cnc2c(c1)CCC(=O)N2 to produce O=C1CCc2cc(/C=C/C(=O)N3CCC(Oc4cccnc4)C3)cnc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.