ACKNOWLEDGMENT
The authors would like to express their best gratitude to Dr. Teresa Horm, who oversaw the receptor binding assay, and participated in data calculation and interpretation; Dr. Ping Jiao, who conducted activity-guided structure elucidations and identification; Dr. Wenwen Ma; Dr. Qi Jia; Mr. Regan Miles; and Unigen's team for their invaluable support for the completion of this clinical study.