0001047469-03-000508 Sample Contracts

PHOTOGEN CALL AGREEMENT
Photogen Call Agreement • January 7th, 2003 • Weinstein Robert J Md • Pharmaceutical preparations • Illinois

This Agreement is entered into as of October 16, 2002, by and among Tannebaum, LLC ("Tannebaum"), STRO, LLC ("STRO") and Tannebaum Ventures LLC ("Ventures").