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, c, or d without using any additional words.
Options:
a) CCCn1c(N2CCN(CC(=O)c3c(C)n(C)c4ccccc34)CC2)nc2c1c(=O)[nH]c(=O)n2C
b) CCN1C(=O)N[C@@H](c2ccc(Br)cc2)C(C(C)=O)=C1C
c) CCc1ccccc1NC(=O)Nc1cnccn1
d) COC(=O)CNc1ccc2c(c1)OCO2
Answer: a, b, c, d
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}