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(COc1ccc2ccccc2c1Br)NCc1ccccn1
b: CCCN(CCC)C(=O)CSc1nc2ccccc2c(=O)n1C1CCCC1
c: O=C(Cc1ccccc1[N+](=O)[O-])NCc1ccco1
d: O=C(NC1=NCCS1)c1csc2ccccc12
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}