Using CCNC(=O)c1ccc(C)c(-c2ccc3c(C4=CCNCC4)n[nH]c3c2)c1 to produce CCNC(=O)c1ccc(C)c(-c2ccc3c(C4CCNCC4)n[nH]c3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.