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 other words.
Options:
a.) COc1cc(CCN2CCN(CC(C)c3ccc4c(c3C)COC4=O)CC2)ccc1C#N
b.) O=C1NCCN1CCN1CCC([C@H]2CN(c3ccc(F)cc3)c3ccccc32)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}
2-methoxy-4-[2-[4-[2-(4-methyl-1-oxo-3H-2-benzofuran-5-yl)propyl]piperazin-1-yl]ethyl]benzonitrile