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Sincerely, | | | Sincerely, | ||||||
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| | /s/ BRUCE D. STEEL | | | | | /s/ PRESTON KLASSEN | ||
| | Bruce D. Steel | | | | | Preston Klassen, M.D., MHS | ||
| | Chief Executive Officer, Director | | | | | President, Chief Executive Officer, Director | ||
| | Equillium, Inc. | | | | | Metacrine, Inc. | ||
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