Synthesis of naturally occuring ecteinascidins and related...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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C540S469000

Reexamination Certificate

active

07947671

ABSTRACT:
Ecteinascidin compounds with a quinone ring for ring E are active as anti-cancer agents. Related processes and compounds are provided.

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