Task: Please answer the multiple choice question.
Question: Which molecules are not 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 other words.
Options:
[a] CN(C)C=O.NS(=O)(=O)c1cccc(NC(=O)CSc2nc3nc(-c4cccs4)cc(C(F)(F)F)c3c(=O)[nH]2)c1
[b] CCCCc1c(C)nc2ccccc2c1SCCC(=O)O
[c] CCN1CCN(c2ccc(N)cc2)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}