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. C[C@@H]1CCCN1C1CC(c2ccc(-c3ccc(C#N)cc3)cc2)C1
b. O=C1NCN(c2ccccc2)C12CC[NH+](CCCC(c1ccc(F)cc1)c1ccc(F)cc1)CC2
Answer: a, 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}
4-[4-[3-[(2R)-2-methylpyrrolidin-1-yl]cyclobutyl]phenyl]benzonitrile