Using CCOC(=O)C(=NOC1CC1)c1nsc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n1 to produce O=C(O)C(=NOC1CC1)c1nsc(NC(c2ccccc2)(c2ccccc2)c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.