英文名称
2-[2-acetyloxyethoxy-[(2R,3R,4R,5R)-4-[[(2R,3R,4R,5R)-4-[bis(2-acetyloxyethoxy)methoxy]-5-[4-[[bis(4-methoxyphenyl)-phenylmethyl]amino]-2-oxopyrimidin-1-yl]-3-[[di(propan-2-yl)amino]-methoxyphosphanyl]oxyoxolan-2-yl]methoxy-methoxyphosphoryl]oxy-2-[4-[[bis(4-methoxyphenyl)-phenylmethyl]amino]-2-oxopyrimidin-1-yl]-5-[[cyclododecyloxy-bis(trimethylsilyloxy)silyl]oxymethyl]oxolan-3-yl]oxymethoxy]ethyl acetate