Figure 1 from: Al-Mahadeen MM, Jaber AM, Al-Najjar BO (2024) Design, synthesis and biological evaluation of novel 2-hydroxy-1 H-indene-1,3(2 H)-dione derivatives as FGFR1 inhibitors. Pharmacia 71: 1-9. https://doi.org/10.3897/pharmacia.71.e122127

Figure 1 ORTEP view of the molecular structure and atom numbering scheme of 9b.