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Provide the detailed mechanism of the following Brevilin A derivatives (BA-9. BA-10, BA-11, BA-12). Use BA-8 as the starting material of each BA derivative. Hiv

Provide the detailed mechanism of the following Brevilin A derivatives (BA-9. BA-10, BA-11, BA-12). Use BA-8 as the starting material of each BA derivative.

Hiv I' BA-9 BA-11 NO Et3N, DMAP 98% NO EtN, DMAP 91% B **** OH BA-8 H EtN, DMAP 88% Et3N, DMAP 72% BA-10 BA-12 OH

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