急：求助有机化合物命名

还是我贴出图来吧

产率很低吧?

是这个结构吧?如果没问题,我再给你化学名.

看来楼主并不急,打一枪就不见人了!

celan(celan)的结构式与我的第一个相同，请赐教吧！有第二个的信息吗？
本人并非不急，只是白天上班没有机会上网，抱歉！

Longifolene


(1S-(1alpha,3abeta,4alpha,8abeta))-decahydro-4,8,8-trimethyl-9-methylene-1,4-methanoazulene
junipene
kuromatsuene
(1S,3aR,4S,8aS)-decahydro-4,8,8-trimethyl-9-methylene-1,4-methanoazulene
(1R,2S,7S,9S)-3,3,7-trimethyl-8-methylene tricyclo(5.4.0.02.9)undecane
(+)-longifolene
Colorless To Yellowish Oily Liquid
CAS:475-20-7

Longifolene biosynthesis

(+)-Longifolene
[α] D = +47° (C 1.7 ,CHCl3)
[ IR ] ν(cm-1 ,film) : 1658
[ 1H-NMR ] (200 MHz) δ : 1.10(1H, m), 1.35-1.70(10H, m), 2.04(1H, d, 4), 2.58(1H, d, 5), 4.45(1H, s), 4.71(1H, s)
[ 13C-NMR ] δ : 168.0, 99.0(t), 62.0(d), 47.7(d), 44.9(d), 43.8, 43.2(t), 36.2(t), 33.4, 30.4(q), 30.3(q), 29.9(q), 29.5(t), 25.3(t), 20.9(t).
EI MS : M+= 204 , m/z= 204

julialxh(juliaLXH)朋友是研究天然化合物的吗?