What should be the AI for N-Nitrosamines where CPCA doesn't apply (e.g. N-Nitroso Pyrrole Analogues where alpha carbon directly double bonded to hetero atom)?

Limits of Nitrosamines
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How the AI can be derived for N-Nitrosamines where CPCA doesn’t apply (e.g. N-Nitroso Pyrrole Analogues where alpha carbon directly double bonded to hetero atom)? Will these type of nitrosamines still be considered CoC?

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You can read details in the above link to get some insight…