Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼诺.P - methoxybenzeneacetonitrile was prepar...
这条看门狗不好斗，因此正在养狗场受训。The guard dog was now in kennels as it was not aggressive.我们外出时把狗寄养在养狗场。We put the dog in kennels when we go away.一旦你选好了养狗场，别忘了为你的宠物预订。Once you have chosen a kennel, don't forget to make a booking...