1.14.18.2 CMP-N-acetylneuraminate monooxygenase; CMP-N-acetylneuraminic acid hydroxylase; CMP-Neu5Ac hydroxylase; cytidine monophosphoacetylneuraminate monooxygenase; N-acetylneuraminic monooxygenase; cytidine-5'-monophosphate-N-acetylneuraminic acid hydroxyl • • •