Exhibit 4.7


 





[UNLESS THIS GLOBAL WARRANT CERTIFICATE IS
PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION (“DTC”), TO THE COMPANY
OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE &
CO. OR SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE & CO., OR TO
SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE OR OTHER USE HEREOF FOR VALUE OR
OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE & CO., HAS AN INTEREST HEREIN.


 


TRANSFERS OF THIS GLOBAL SECURITY SHALL BE
LIMITED TO TRANSFERS IN WHOLE, BUT NOT IN PART, TO NOMINEES OF DTC OR TO A SUCCESSOR THEREOF OR SUCH SUCCESSOR’S NOMINEE
AND TRANSFERS OF PORTIONS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS MADE IN ACCORDANCE WITH THE RESTRICTIONS SET FORTH
IN THE WARRANT AGENCY AGREEMENT.


 


ANY TRANSFER OF THE SECURITIES REPRESENTED
BY THIS GLOBAL WARRANT CERTIFICATE IS SUBJECT TO THE CONDITIONS SPECIFIED IN THE WARRANT AGENCY AGREEMENT (THE “WARRANT AGREEMENT”)
DATED AS OF [ ], 2017 BETWEEN ACCELERATED PHARMA, INC. AND VSTOCK TRANSFER, LLC, SOLELY IN ITS CAPACITY AS WARRANT AGENT. BY ACCEPTING
DELIVERY OF THE SECURITIES REPRESENTED BY THIS GLOBAL WARRANT CERTIFICATE, ANY TRANSFEREE SHALL BE DEEMED TO HAVE AGREED TO BE
BOUND BY THE WARRANT AGREEMENT AS IF THE TRANSFEREE HAD EXECUTED AND DELIVERED THE WARRANT AGREEMENT.]


 


EXERCISABLE ON OR AFTER [ ], 2017


AND UNTIL 5:00 P.M. (NEW YORK TIME) ON THE EXPIRATION
DATE


 


	CUSIP: 	 	 	 
	No.	 	 	Warrants to Purchase [____________] Shares
	 	 	 	 


 


Warrant Certificate


 


WARRANTS TO ACQUIRE COMMON STOCK OF ACCELERATED
PHARMA, INC.


 


This Warrant Certificate certifies that [______________],
or registered assigns, is the registered holder of Warrants (the “Warrants”) to acquire from Accelerated Pharma,
Inc., a Delaware corporation (the “Company”), the aggregate number of fully paid and non-assessable shares of
common stock of the Company, $0.00001 par value per share (the “Common Stock”), specified above for consideration
equal to the Exercise Price (as defined in the Warrant Agreement (as defined below)) per share of Common Stock. The Exercise Price
and number of shares of Common Stock and/or type of securities or property issuable upon exercise of the Warrants are subject to
adjustment upon the occurrence of certain events as set forth in the Warrant Agreement. The Warrants evidenced by this Warrant
Certificate shall not be exercisable after and shall terminate and become void as of 5:00 P.M., New York time, on [ ], 2022 (the
“Expiration Date”).


 




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The Warrants evidenced by this Warrant Certificate
are part of a duly authorized issue of warrants expiring on the Expiration Date entitling the Holder hereof to receive shares of
Common Stock, and is issued or to be issued pursuant to a Warrant Agency Agreement dated [ ], 2017 (the “Warrant Agreement”),
duly executed and delivered by the Company to VStock Transfer, LLC, as warrant agent (the “Warrant Agent”, which
term includes any successor warrant agent under the Warrant Agreement), which Warrant Agreement is hereby incorporated by reference
in and made a part of this instrument and is hereby referred to for a description of the rights, limitation of rights, obligations,
duties and immunities thereunder of the Warrant Agent, the Company and the Holders (“Holders” meaning, from
time to time, the registered holders of the warrants issued thereunder). To the extent any provisions of this Warrant Certificate
conflicts with any provision of the Warrant Agreement, the provisions of the Warrant Agreement shall apply. A copy of the Warrant
Agreement may be obtained by the Holder hereof upon written request to the Company at Accelerated Pharma, Inc., 36 Church Lane,
Westport, Connecticut 06880, Attn: Chief Financial Officer. Capitalized terms not defined herein have the meanings ascribed thereto
in the Warrant Agreement.


 


The Warrants evidenced by this Warrant Certificate
may be exercised, in whole or in part, at any time on or after [ ], 2017 and on or before the Expiration Date, in the manner and
subject to the terms of the Warrant Agreement including, but not limited to, Section 4 thereof. Each exercise must be for a whole
number of Warrant Shares.


 


The Warrant Agreement provides that upon the
occurrence of certain events the Exercise Price set forth in this Warrant Certificate may, subject to certain conditions, be adjusted,
and that upon the occurrence of certain events the number of shares of Common Stock and/or the type of securities or other property
issuable upon the exercise of the Warrants evidenced by this Warrant Certificate shall be adjusted. No fractions of a share of
Common Stock will be issued upon the exercise of the Warrants evidenced by this Warrant Certificate, but the Company will pay the
cash value thereof determined as provided in the Warrant Agreement.


 


Warrant Certificates, when surrendered at
the office of the Warrant Agent by the registered Holder thereof in person or by such Holder’s legal representative or attorney
duly appointed and authorized in writing, may be exchanged, in the manner and subject to the limitations provided in the Warrant
Agreement, but without payment of any service charge, for another Warrant Certificate or Warrant Certificates of like tenor evidencing
in the aggregate the right to purchase a like number of Warrant Shares.


 


Each taker and holder of this Warrant Certificate,
by taking or holding the same, consents and agrees that the holder of this Warrant Certificate when duly endorsed in blank may
be treated by the Company, the Warrant Agent and all other persons dealing with this Warrant Certificate as the absolute owner
hereof for any purpose and as the person entitled to exercise the rights represented hereby or the person entitled to the transfer
hereof on the register of the Company maintained by the Warrant Agent, any notice to the contrary notwithstanding, provided that
until such transfer on such register, the Company and the Warrant Agent may treat the registered Holder hereof as the owner for
all purposes.


 


The Warrants evidenced by this Warrant Certificate
do not entitle any Holder to any of the rights of a stockholder of the Company.


 


This Warrant Certificate and the Warrant Agreement
are subject to amendment as provided in the Warrant Agreement.


 


This Warrant Certificate shall not be valid
or obligatory for any purpose until it shall have been countersigned by the Warrant Agent.


 


[The remainder of this page has been left intentionally
blank.]


 




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IN WITNESS WHEREOF, the undersigned have caused
this [Global Warrant] Certificate to be executed as of the date set forth below.


 


	 	ACCELERATED PHARMA, INC.
	 	 	 
	 	By:	 
	 	 	Name:
	 	 	Title:


 


	Dated:	 	 


 





	Countersigned:


VSTOCK TRANSFER, LLC,


as Warrant Agent


	 
	 	 	 
	By:	 	 
	 	Name:	 
	 	Title:	 







 


[Signature page to [Global] Warrant Certificate]


 




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FORM OF ASSIGNMENT


 


[To be completed and signed only upon transfer
of Warrant]


 


FOR VALUE RECEIVED, the undersigned hereby
sells, assigns and transfers unto __________________________________________________ the right represented by the within Warrant
Certificate to purchase ______________ shares of common stock of Accelerated Pharma, Inc. to which the within Warrant Certificate
relates and appoints ____________________________________ attorney to transfer said right on the books of Accelerated Pharma, Inc.
with full power of substitution in the premises.


 


	Dated:	 	 


 


	 	 
	 	Printed Name of Holder
	 	 
	 	 
	 	Signature of Holder (signature must conform in all respects to name of holder as specified on the front page of the Warrant Certificate)
	 	 
	 	 
	 	Title of Signatory (if Holder is not a natural person)
	 	 
	 	Address of Transferee:
	 	 
	 	 
	 	 
	 	 
	 	 


 


	Signature Guaranteed By:	 
	 	 


 


The signature to this Form of Assignment must correspond with the
name as it appears on the face of the Warrant Certificate in every particular. Officers signing on behalf of a corporation, partnership,
trust or other entity must provide evidence of authority to assign the foregoing Warrant upon request of the Company or Warrant
Agent. The signature must be guaranteed by a U.S. chartered bank or by a medallion signature guarantee from a member of a recognized
Signature Medallion Guarantee Program.


 




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