scheme58

Scheme 58. Spirolactonization reaction of isatins 106 and α-branched indole 3-carboxaldehydes 117. This figure is used with permission from John Wiley and Sons Ltd[134].
Scheme 58. Spirolactonization reaction of isatins 106 and α-branched indole 3-carboxaldehydes 117. This figure is used with permission from John Wiley and Sons Ltd[134].
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