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. CC(C)[NH2+]CC(O)c1ccc(NS(C)(=O)=O)cc1
b. CNCC[C@@H](Oc1ccccc1C)c1ccccc1
c. O=C(c1ccccc1F)c1ccccc1F
d. C[C@@H](CN(C)C)CN1c2ccccc2Sc2ccc(C#N)cc21
Answer: a, c
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}