筋肉 きんにく弛緩 ちかん ざいでしょう
kinni kuchi kanzaideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 筋肉弛緩剤

1. Muscle relaxant, probably.; It will likely be a muscle relaxant.

Polite
Presumptive
Conjecture