2-Nitro-5-azidobenzoyl-gly-oxytocin 66735-75-9 Oxytocin, 2-nitro-5-azidobenzoyl-gly- Oxytocin, 2-nitro-5-azidobenzoylglycine- Oxytocin, N-(N-(5-azido-2-nitrobenzoyl)glycyl)-