https://www.meningvax.com/shop/cell25sk22693-124-triazole-13c215n3-41925
1,2,4-Triazole-13C2,15N3 | Meningvax
triazole
https://www.getsynbio.com/shop/cell25sk23306-1-2-pyridinyl-benzotriazole-15n3-42538
1-(2-Pyridinyl)benzotriazole-15N3 | GetSynBio
benzotriazole
https://www.paretobio.com/shop/cell25sk23306-1-2-pyridinyl-benzotriazole-15n3-42538
1-(2-Pyridinyl)benzotriazole-15N3 | Pareto Biotechnologies
benzotriazoleparetobiotechnologies