Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Nc1nc2cccnc2n1CC(O)c1cccc(Cl)c1Cl
b. CCNCCc1cccc(C(F)(F)F)c1
c. CNCC[C@@H](Oc1cc(Cl)ccc1C#N)c1ccccc1
d. CC(C)(C)c1cc(C=C(C#N)C#N)cc(Br)c1O
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
2-[(3-bromo-5-tert-butyl-4-hydroxyphenyl)methylidene]propanedinitrile