4-(-4-amino-8-hydroxynaphthalen-1-ylimino)cyclohexa-2,5-dienone

4-[(4-amino-8-hydroxy-1-naphthyl)imino]cyclohexa-2,5-dien-1-one

4-[(4-Amino-8-hydroxy-1-naphthalenyl)imino]-2,5-cyclohexadien-1-one