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: O=C(N[C@@H]1COc2cccc(-c3ccncc3)c2C1)c1ccc(OC(F)(F)F)cc1
b: CCN(CC)CCCC(C)Nc1ccnc2cc(Cl)ccc12
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}
N-[(3S)-5-pyridin-4-yl-3,4-dihydro-2H-chromen-3-yl]-4-(trifluoromethoxy)benzamide