Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: CCOc1ccc(OCc2cccc(C(=O)N(CC)CC)c2)cc1
b: COc1ccccc1C(=O)N/C(=C/c1ccccc1)C(=O)Nc1ccc(C(=O)O)cc1
c: CC(C)C(=O)NC(Sc1ccccc1)C(Cl)(Cl)Cl
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}