Using O=C(N[C@@H](Cc1cscn1)C(=O)O)OCC1c2ccccc2-c2ccccc21, C=O to produce O=C1OCN(C(=O)OCC2c3ccccc3-c3ccccc32)[C@H]1Cc1cscn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.