Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCCCN(Cc1cncn1Cc1ccc(C#N)cc1)[C@H]1CCN(Cc2ccccc2)C1=O
b. CN1CCN(c2ccccc2CNC(=O)c2ccc(F)c(NC(=O)c3cnc4cc(-c5ccnn5C)ccn34)c2)CC1
Answer: a, b
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}
4-[[5-[[[(3S)-1-benzyl-2-oxopyrrolidin-3-yl]-butylamino]methyl]imidazol-1-yl]methyl]benzonitrile