Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(Nc1ccccc1)O/N=C1\CCCCC1c1ccc([N+](=O)[O-])cc1[N+](=O)[O-]
b. CCOCc1nnc(NC(=O)CCc2ccccc2)s1
c. O=C(c1cccc(Cl)c1)N1CCN(c2ccccn2)CC1
Answer: a, b, c
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}