A、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">1</span><span style="font-size: 10.5pt; font-family: 宋体;">位上的脂肪烃基</span></p>
B、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">6</span><span style="font-size: 10.5pt; font-family: 宋体;">位的氟原子</span></p>
C、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">3</span><span style="font-size: 10.5pt; font-family: 宋体;">位的羧基和<span lang="EN-US">4</span>位的酮羰基</span></p>
D、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">7</span><span style="font-size: 10.5pt; font-family: 宋体;">位的脂肪杂环</span></p>
E、<p><span lang="EN-US" style="font-size: 10.5pt; font-family: 宋体;">1</span><span style="font-size: 10.5pt; font-family: 宋体;">位氮原子</span></p>
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