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: Cn1c(CCCCN2CC3C[C@]3(c3ccc(C(F)(F)F)cc3)C2)nnc1-c1ccnnc1
b: O=C1NCCN1CCN1CCC([C@@H]2CN(c3ccc(F)cc3)c3ccccc32)CC1
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}
1-[2-[4-[(3S)-1-(4-fluorophenyl)-2,3-dihydroindol-3-yl]piperidin-1-yl]ethyl]imidazolidin-2-one