Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) O=C(c1ccccc1)N1CCN(c2ccc(OCCCN3CCCCC3)cc2)C(=O)C1
b) CCCCCCCN(CC)CC#CCOCc1ccc(Cl)cc1
c) O=C(NC1CCN(Cc2ccn(-c3ccc(C(F)(F)F)cc3)c2)CC1)N1CC[C@@H](O)C1
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}
N-[4-[(4-chlorophenyl)methoxy]but-2-ynyl]-N-ethylheptan-1-amine