(4R-cis)-6-[(乙酰氧基)甲基]-2,2-二甲基-1,3-二氧六环-4-乙酸叔丁酯

2-[(4R,6S)-2,2-dimethyl-6-(1-phenyl-1H-tetrazole-5-sulfonylmethyl)-[1,3]dioxan-4-yl]-N-methoxy-N-methyl-acetamide