NNescio 6 months ago [hidden] *Tries to elucidate the structure**NMR blows up**REAL UMAMUSUME MANGA™* 4 Reply Copy ID Copy Link
Bourboxylic acid "Burubon-san". Parody of carboxylic acid, which is written as karubon-san in JP. Hilariously, the former is a common typo for the latter in OCR software.