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 other words.
Options:
a.) CN(C)c1ccc(C(=O)/C=C/c2ccco2)cc1
b.) O=c1oc2ccccc2cc1-c1cn(-c2ccccc2)c(=S)[nH]1
c.) Cc1ccc(C2c3c(C)nn(-c4ccc([N+](=O)[O-])cc4)c3N=C3C(=O)Nc4ccccc4N32)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}