Sentence 1: Promegestone is mainly bound to albumin ; it does not bind to sex hormone-binding globulin , and binds only weakly to transcortin .
Sentence 2: Promegestone is only weakly bound to albumin , it does not bind to gender-binding globulin and binds mainly to Transcortin .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?