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 other words.
Options:
(a) CC(O)CSc1nc2c(c(=O)n(C)c(=O)n2C)n1CCCc1ccccc1
(b) CCn1ncc(Br)c1C(=O)N(C)C12CC3CC(CC(C3)C1)C2
(c) O=C(CNC(=O)c1ccc(Cl)cc1Cl)NCc1ccccn1
(d) Brc1csc2ncccc12
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}