Using Clc1ncnc2[nH]ncc12, O=[N+]([O-])c1cccc(-c2c[nH]c(C3CCNCC3)n2)c1 to produce O=[N+]([O-])c1cccc(-c2c[nH]c(C3CCN(c4ncnc5[nH]ncc45)CC3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.