obsolete 2-polyprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinol O-methyltransferase activity (obsolete GO:1990887)
OBSOLETE. Catalysis of the reaction: 2-polyprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinol + S-adenosyl-L-methionine = ubiquinol-n + S-adenosyl-L-homocysteine + H+.