File:Ra-Ni Thiophene Scheme zh.svg
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![File:Ra-Ni Thiophene Scheme zh.svg](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fb/Ra-Ni_Thiophene_Scheme_zh.svg/798px-Ra-Ni_Thiophene_Scheme_zh.svg.png?20071204144647)
Size of this PNG preview of this SVG file: 798 × 133 pixels. Other resolutions: 320 × 53 pixels | 640 × 107 pixels | 1,024 × 171 pixels | 1,280 × 213 pixels | 2,560 × 427 pixels | 1,800 × 300 pixels.
Original file (SVG file, nominally 1,800 × 300 pixels, file size: 15 KB)