Task: Answer the multiple choice question.
Question: Which compound has a 24.041\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(c1ccco1)N1CCN(Cc2nnc(-c3ccccc3)o2)CC1
(b) COC(C/C=C\[C@@H](O)[C@H](C)OCc1ccccc1)OC
Answer: b. COC(C/C=C\[C@@H](O)[C@H](C)OCc1ccccc1)OC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COC(C/C=C\[C@@H](O)[C@H](C)OCc1ccccc1)OC
COC(C/C=C\[C@@H](O)[C@H](C)OCc1ccccc1)OC
(Z,2S,3R)-7,7-dimethoxy-2-phenylmethoxyhept-4-en-3-ol