Exhibit 99.1
JOINT FILERS’ SIGNATURES
ESSETIFIN S.P.A. | ||
By: | /s/ Marino Zigrossi | |
Name: | Marino Zigrossi | |
Title: | Managing Director | |
Date: | September 28, 2018 |
Enrico Cavazza | ||
By: | /s/ Marino Zigrossi | |
Name: | Marino Zigrossi | |
Title: | Attorney-in-fact** | |
Date: | September 28, 2018 |
Francesca Cavazza | ||
By: | /s/ Marino Zigrossi | |
Name: | Marino Zigrossi | |
Title: | Attorney-in-fact** | |
Date: | September 28, 2018 |
Silvia Cavazza | ||
By: | /s/ Marino Zigrossi | |
Name: | Marino Zigrossi | |
Title: | Attorney-in-fact** | |
Date: | September 28, 2018 |
Martina Cavazza Preta | ||
By: | /s/ Marino Zigrossi | |
Name: | Marino Zigrossi | |
Title: | Title: Attorney-in-fact** | |
Date: | September 28, 2018 |
Paolo Cavazza | ||
By: | /s/ Nicola Wullschleger | |
Name: | Nicola Wullschleger | |
Title: | Attorney-in-fact | |
Date: | September 28, 2018 |
** Power of Attorney was previously filed with Securities and Exchange Commission as an exhibit to the Form 3/A filed on October 4, 2017, with respect to the common stock of Fennec Pharmaceuticals, Inc.