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 additional words.
Options:
a. CCN(CC(=O)Nc1c(F)cccc1F)C(=O)c1cc(-c2cccs2)nn1-c1ccccc1
b. CCOC(=O)C1(CCCc2ccccc2)CCN(Cc2ccn[nH]2)CC1
c. CCOC(=O)C1CCCN(S(=O)(=O)c2cc3c4c(c2)CCC(=O)N4CCC3)C1
Answer: a, 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}