Using O=C(NC1(C(=O)O)CCCC1)OCc1ccccc1, Nc1nncs1 to produce O=C(NC1(C(=O)Nc2nncs2)CCCC1)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.