Dataset #%5BO%3A10%5D%5BC%3A6%5D1%5BC%3A5%5D(%5BO%3A18%5D%5BCH2%3A19%5D%5BC%3A20%5D2%5BCH%3A25%5D%3D%5BCH%3A24%5D%5BCH%3A23%5D%3D%5BCH%3A22%5D%5BCH%3A21%5D%3D2