A.87.60(1H,d,J=9.5Hz)摘要: A.87.60(1H,d,J=9.5Hz) B.86.85(1H,brs) C.86.26(1H,d,J=9.5Hz) D.83.95(3H,s) E.86.91(1H,s)参考答案:……...
B.86.85(1H,brs)
C.86.26(1H,d,J=9.5Hz)
D.83.95(3H,s)
E.86.91(1H,s)
参考答案:……
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A.87.60(1H,d,J=9.5Hz)摘要: A.87.60(1H,d,J=9.5Hz) B.86.85(1H,brs) C.86.26(1H,d,J=9.5Hz) D.83.95(3H,s) E.86.91(1H,s)参考答案:……...
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