Using O=c1[nH]c2cc(Cl)ccc2n1C1CCNCC1, Cn1c(=O)n(CCCI)c2ccccc21 to produce Cn1c(=O)n(CCCN2CCC(n3c(=O)[nH]c4cc(Cl)ccc43)CC2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.