Reaction catalyzed by demethylspheroidene O-methyltransferase (2.1.1.210)

		+			=			+
	S-adenosyl-L-methionine	+		1-hydroxy-3,4-didehydrolycopene	=		S-adenosyl-L-homocysteine	+		1-methoxy-3,4-didehydrolycopene