Using NCCc1cccnc1, Cc1cc(C=O)ccc1Oc1cnc(C(N)=O)cn1 to produce Cc1cc(CNCCc2cccnc2)ccc1Oc1cnc(C(N)=O)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.