 Nils Olav ku leyin igba die ti o di sergeant, Nils Olav II si gba ipo ola e.. 
A mọ̀ wọ́n sí 2-, alpha-, tàbí α-amino acids (àgbékalẹ̀ won maa ní H2NCHRCOCO,  R jẹ́ àwọn ohun tí ó ní carbon tí ó dìrọ̀ mọ́ọ tí a mọ̀ sí "ìsọmọ-ẹgbẹ́); a sì maa sábà pè wọ́n ní "amino acid" 