cytidine(32) in tRNA + S-adenosyl-L-methionine = 2'-O-methylcytidine(32) in tRNA + S-adenosyl-L-homocysteine + H(+)
cytidine(32) in trna + s-adenosyl-l-methionine = 2'-o-methylcytidine(32) in trna + s-adenosyl-l-homocysteine + h(+)