Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (IC50 < 10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Nc1ccccc1C(=O)NCCCN1CCN(c2cccc(Cl)c2)CC1
(b) COC(=O)C1=C(C)N(Cc2ccccc2)C(=O)N[C@H]1c1ccco1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}