Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Otto Wallach (27 Kurume 1847 <unk> 26 Kukadzi 1931) aiva nyanzvi yemakemikari yokuGermany uye akawana mubayiro weNobel muChemistry muna 1910 nokuda kwebasa rake pamakemikari anonzi alicyclic compounds.  Mubvunzo: Otto akafa rini?
26 February 1931