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) O=C(NC1CCN(C(=O)NCc2ccccc2)CC1)c1cccc(F)c1
b) COc1ccc(-n2ncc3c2CC(C)(C)CC3NC(=O)C2=CC(=O)CC(C)(C)O2)cc1
c) COc1cc(/C(C)=N/NC(=O)c2ccc(CSc3nncn3C)cc2)cc(OC)c1OC
Answer: b
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}