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(O)c1ccc(-c2noc(-c3ccccc3F)n2)cc1
(b) CCN1C(=O)C(=Cc2cc(C)n(C3CC3)c2C)C(=O)N(CC)C1=S
(c) Cc1ccc(NC(=O)CCC(=O)OCc2ccc(Br)cc2)cc1
(d) COc1ccc(C=O)cc1CSc1ncccc1C(=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}