Table 5.
Substrates having different ring fusions
| Starting Material |
Addition Product |
% |
Final Product |
% |
|---|---|---|---|---|
 27 |
 28 |
71 |
 29 |
76 |
 30 |
 31 |
42 |
 32 |
44 |
 33 |
 34 |
52 |
 35 |
69 |
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