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: O=S(=O)(c1ccc(Oc2ccc3oc4ccccc4c3c2)nc1)N1CCCC1
b: CSc1nc2ccccc2c(=O)n1C1CCOC(C)(C)C1
c: CCCc1[nH]nc2c1C(/C(C)=C/c1ccccc1)C(C#N)=C(N)O2
d: Oc1c(Cl)cc(Cl)cc1CNc1ccc(Br)cn1
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}