Dataset #%5BO%3A20%5D%5BCH2%3A21%5D%5BCH2%3A22%5D%5BCH2%3A23%5D%5BCH2%3A24%5D%5BCH2%3A25%5D%5BO%3A26%5D%5BC%3A47%5D(%3D%5BO%3A67%5D