Using CCOC(=O)CNCCNS(=O)(=O)c1nc2ccccc2s1, Cc1cn(CC(=O)O)c(=O)[nH]c1=O to produce CCOC(=O)CN(CCNS(=O)(=O)c1nc2ccccc2s1)C(=O)Cn1cc(C)c(=O)[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.