Exhibit 24.1
Power of Attorney
KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints each and any of Rachelle Jacques and Wendy F. DiCicco his true and lawful attorney-in-fact and agent, with full power of substitution and re-substitution, for him and in his name, place and stead, in any and all capacities (until revoked in writing) to:
The undersigned acknowledges that:
The undersigned hereby gives and grants the foregoing attorneys-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary or appropriate to be done in and about the foregoing matters as fully to all intents and purposes as the undersigned might or could do if present, with full power of substitution and revocation, hereby ratifying all that such attorney-in-fact, or such attorney-in-fact’s substitute or substitutes, of, for and on behalf of the undersigned, shall lawfully do or cause to be done by virtue of this Power of Attorney. This Power of Attorney shall remain in full force and effect until revoked by the undersigned in a signed writing delivered to such attorneys-in-fact.
[Signature page follows]
IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 13th day of December, 2023.
| /s/ Michael Grissinger |
| Michael Grissinger |