What should the chemist who synthesized a drug expect regarding coauthorship of papers on clinical trials?

Should the industrial chemist who conceptualized , first synthesized , characterized and patented a novel drug , transferred the synthetic technology (at the 3 Kg scale ) to a CRO for preparation under cGMP conditions,substantially helped in drafting the CLINICAL TRIAL INVESTIGATOR BROCHURE , and provided advise throughout the trial be granted coauthorship of the paper reporting the trial ?