The chiral centers in Pumiliotoxin 251D can produce several stereoisomers of the compound : only one form of toxin is present in nature and has toxic properties .
The chiral centers in pumiliotoxin 251D can give toxic stereoisomers of the compound . Only one form of the toxin is present in nature and has several properties .

Are these two sentences paraphrases of each other?
Options: a). no. b). yes.
a).