Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(N[C@@H](COc1ccc2[nH]c(=O)[nH]c2c1)c1ccccc1)c1cccn(Cc2ccc(F)c(F)c2)c1=O
[b] CO[C@@H]1COCC[C@@H]1N[C@@H]1CC[C@@](C(=O)N2CCN(c3cncc(C(F)(F)F)n3)CC2)(C(C)C)C1
Answer: 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}
[(1S,3R)-3-[[(3S,4S)-3-methoxyoxan-4-yl]amino]-1-propan-2-ylcyclopentyl]-[4-[6-(trifluoromethyl)pyrazin-2-yl]piperazin-1-yl]methanone