2,3,4,7,9-pentahydroxy-6-methyl-1H-phenalen-1-one
2,3,4,7,9-pentahydroxy-6-methyl-1h-phenalen-1-one
A carbotricyclic compound that is funalenone in which the methoxy group at position 2 has been demethylated to the corresponding hydroxy derivative.