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: O=C(CN1CCN(c2ccccn2)CC1)N(c1ccccc1)c1ccc2ccccc2c1
b: CCCC(C)C(=O)Nc1ccc(NC(C)=O)cc1
c: C=CCN(CC=C)C(=S)NC(=O)c1ccc(C)c(Br)c1
d: COc1ccccc1OCC(=O)O
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}