Modified peptide derivatives and methods of use thereof

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai

Reexamination Certificate

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C560S158000, C436S086000

Reexamination Certificate

active

10461208

ABSTRACT:
The present invention relates to a compound of formula Iwherein(i) when a and c are double bonds, R2is absent, b is a single bond,R1isor(ii) when a and c are single bonds, b is a double bond, and R1is H,R2iswherein the substituents are as defined in the specification.

REFERENCES:
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