のう下垂 かすい たい後葉 こうようホルモンでしょう
nō kasuitaikōyō horumondeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 脳下垂体後葉ホルモン

1. Probably posterior pituitary hormone.

Polite
Presumptive
Conjecture