Using O=C(O)CCN1CCCCC1, Clc1ncnc2[nH]c(C3=CCNCC3)cc12 to produce O=C(CCN1CCCCC1)N1CC=C(c2cc3c(Cl)ncnc3[nH]2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.