【医】 naphthol blue
naphthol【化】 naphthol; naphthyl hydroxide; naphtol【医】 naphthol; naphtholum; naphthyl alcohol; naphthyl phenol; naphtol
anil; blue; blueness【医】 blue; cyan-; cyano-; kyano-; Polygonum tinctorium Lour.