porphyroxine
1porphyroxine — por·phy·rox·ine .pȯr fə räk sən n a crystalline opium alkaloid C19H23NO4 whose solution in dilute acid turns red on exposure to air …
2porphyroxine — por·phyr·oxine …
3porphyroxine — |pȯ(r)fə|r+ noun Etymology: Greek porphyra purple + English oxine : a crystalline opium alkaloid C19H23NO4 whose solutions in dilute acid turn red on exposure to air …
4Papaverine — Systematic (IUPAC) name …
