three men sitting at a table with bottles of alcohol

Create an image depicting the breakthrough discovery of insulin in the 20th century. The scene should show Frederick Banting, Charles Best, and J.J.R. Macleod in a laboratory setting at the University of Toronto in 1921. Include period-appropriate scientific equipment and laboratory environment. The image should convey a sense of excitement and scientific achievement, highlighting the moment when insulin was successfully isolated and purified, leading to a groundbreaking advancement in the treatment of diabetes."