Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=S(=O)(Nc1nc2ccccc2nc1NCCN1CCOCC1)c1cccc(Cl)c1
b: CC1(C)CC(=O)C=C(Nc2cc(-c3ccccc3)[nH]n2)C1
c: CCOC(=O)CCn1c(=O)c2c(nc(Br)n2Cc2ccccc2)n(C)c1=O
d: CN(C)c1nccc(N(Cc2ccccc2)Cc2ccccc2)c1C#N
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}