１，２－□□

amphi-naphthoquinone

2,6-naphthoquinone; amphi-naphthoquinone

2-Hydroxy-1,4-naphthoquinone (Lawsone).

1,2-naphthoquinone 1-oxime; 1-nitroso-2-naphthol

2,3-dichloro-1,4-naphthoquinone【有化】

2-methyl-3-phytyl-1,4-naphthoquinone; phylloquinone; vitamin K1

Methyl-1,4-naphthoquinone

2-hydroxy-3-amylene-α-naphthoquinone【有化】