File:1-methylxanthine.svg
![File:1-methylxanthine.svg](https://upload.wikimedia.org/wikipedia/commons/thumb/f/f1/1-methylxanthine.svg/335px-1-methylxanthine.svg.png?20220825001128)
Size of this PNG preview of this SVG file: 335 × 315 pixels. Other resolutions: 255 × 240 pixels | 511 × 480 pixels | 817 × 768 pixels | 1,089 × 1,024 pixels | 2,178 × 2,048 pixels.
Original file (SVG file, nominally 335 × 315 pixels, file size: 15 KB)