Dataset #%5BCH%3A26%5D1%5BCH2%3A31%5D%5BCH2%3A30%5D%5BCH%3A29%5D(%5BC%3A32%5D(%5BO%3A22%5D%5BC%40H%3A11%5D(%5BC%3A12%5D2%5BC%3A17%5D3%5BC%3A16%5D(%3D%5BCH%3A21%5D%5BCH%3A20%5D%3D%5BCH%3A19%5D%5BCH%3A18%5D%3D3