Using Cn1cnc2c1c(=O)[nH]c(=O)n2C, C=CCCCCCCCCCCS(C)(=O)=O to produce C=CCCCCCCCCCCn1c(=O)c2c(ncn2C)n(C)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.