摘要 |
The present invnetion relates to a compositon for topical application for regulating wrinkles in mammalian skin comprising a benzofuran derivative having the structure <IMAGE> wherein R1 and R2 are each independently methyl or ethyl, R3 is C1-C4 alkyl, y is an integer from 1 to about 3 and each X is independently selected from the group consisting of Cl, Br, I, F, NO3, NO4, SO3 and SO4, and a safe and effective amount of a topical carrier.
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