神経 しんけい毒性 どくせいじゃなかったです
shinkeidokuseijanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of 神経毒性

1. Wasn't neurotoxic.; Wasn't poisonous to the nerves.

Past/Perfective
Negative
Polite
Casual Register