Using c1cnc2[nH]c3c(c2c1)C1CCCN1CC3, O=C(CCl)N1CCCCC1 to produce O=C(Cn1c2c(c3cccnc31)C1CCCN1CC2)N1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.