狭苞橐吾中一个新的艾里莫芬烷型倍半萜(2)
1H-NMR(CD3OD,600 MHz)δ:0.94(3H,d,J=7.2 Hz,H-12),1.11(3H,s,H-13),1.47(1H,m,H-4),1.48(1H,m,H-2a),2.08(1H,m,H-2b),2.09(3H,s,-OAC),2.31(1H,dd,J=16.2,1.8 Hz,H-6a),2.35(3H,s,H-11),2.45(1H,d,J=16.2,H-6b),3.90(1H,dd,J=12.6,4.2 Hz,H-1),4.97(1H,m,H-3),6.99(1H,br s,H-8);13C-NMR(CD3OD,150 MHz)δ: 66.9(C-1),35.0(C-2),74.1(C-3),40.0(C-4),49.1(C-5),42.6(C-6),147.3(C-7),142.7(C-8) ......
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