In particular, the invention is concerned with amido piperazine derivatives.具体地说, 本发明涉及酰氨基哌嗪衍生物.Fmoc, Boc and Pbf were used respectively to protect α - amido, side amido and side guanidine group.对于α-氨基仍采用Fmoc保护策略, 侧链氨基用二...
The gym teachers lined us up against the cement walls.体育老师让我们靠着水泥墙排好。A puppy stepped in the fresh cement.一只小狗踩在刚抹好的水泥面上。The earth-moving trucks and cement mixers lay idle.运土卡车和混凝土搅拌机闲置着。...
大自然肯定是怀着偏爱的心情创造了她.Nature had surely formed her in a partial mood.实际上, 雕塑是他个人偏爱的艺术领域.Sculpture, in fact, was the artistic field of his personal preference.现在我偏爱的风格是很宽松的和覆盖性的.Right now my favorite style is very loose and d...