Using O=Cc1ccc(CN2CCCCC2)o1, NCCn1c(=O)[nH]c2ccccc21 to produce O=c1[nH]c2ccccc2n1CCNCc1ccc(CN2CCCCC2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.