tricetin + S-adenosyl-L-methionine = 3'-O-methyltricetin + S-adenosyl-L-homocysteine + H(+)
tricetin + s-adenosyl-l-methionine = 3'-o-methyltricetin + s-adenosyl-l-homocysteine + h(+)
tricetin + S-adenosyl-L-methionine = 3'-O-methyltricetin + S-adenosyl-L-homocysteine + H(+)
tricetin + s-adenosyl-l-methionine = 3'-o-methyltricetin + s-adenosyl-l-homocysteine + h(+)