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) Cc1c(C(=O)NNC(=S)Nc2cccc(Cl)c2)nnn1-c1ccccc1
(b) CCn1c(SCC(=O)NCc2ccccc2)nc2c(c1=O)SC(C)C2
(c) O=C(CNC(c1ccccc1)c1ccccc1)Nc1ccccc1F
(d) CCCN1CCCC(C(=O)c2cc(C)c(OC)c(C)c2)C1
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}