The Baeyer-Drewson indigo synthesis (1882)  je iseto idapapo sise organic eyi ti a maa n seto indigo lati 2-nitrobenzaldehyde ati acetone Won ko idapapo sise yii si aldol condensation.. 
Kaura ti àìyẹsẹ̀ ja fun aabo ti awọn obirin ka ọtun ati ìdárasi si ijoba tiwatiwa ilana.ibẹrẹ igbesi aye rẹọmọbirin  Jackson ikaa ati iyawo rẹ, Martha ikaa a bi on 22 Kẹsán 1957 ni Kirinyaga District ni aringbungbun ẹkun ti Kenya.. 