Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (IC50 less than 10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: O=C(NCCS(=O)(=O)NCc1cccnc1)c1ccccc1
b: Nc1ccc(CCc2nc3ccccc3o2)cc1
c: COC1(OC)N=C(N)C2(C#N)C(c3ccc4c(c3)OCO4)C12C#N
d: CCCCC(=O)Nc1ccc(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}