Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(NCc1ccc(OC(F)(F)F)cc1)C1c2ccccc2C(=O)N1CCc1ncccn1
[b] CC(C)NC[C@@H](O)COc1cccc2ccccc12
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
(2R)-1-naphthalen-1-yloxy-3-(propan-2-ylamino)propan-2-ol