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. 2020 Jan 30;59(14):5656–5659. doi: 10.1002/anie.201915731

Figure 1.

Figure 1

The tetracyclo[5.3.1.01,704,11]undec‐2‐ene skeleton (I) as precursor for tricyclo[5.3.1.04,11]undec‐2‐enes (II) through cleavage of bond a and for tricyclo[6.2.1.01,5]undecanes (III) through cleavage of bond b.