Task: Answer the MCQ question.
Question: Which compound has a -14.699\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) C[C@H](O)CC1=C[C@H](O)[C@@H](C)OC1=O
b) CC(C)(C)NC(=O)CN(C(=O)CNC(=O)c1cccs1)c1ccccc1F
c) COc1ccc2c(c1)c(C(=O)CN1CCC(C(N)=O)CC1)c(C)n2C
Answer: a. C[C@H](O)CC1=C[C@H](O)[C@@H](C)OC1=O
{#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#}
C[C@H](O)CC1=C[C@H](O)[C@@H](C)OC1=O
C[C@H](O)CC1=C[C@H](O)[C@@H](C)OC1=O
(2R,3S)-3-hydroxy-5-[(2S)-2-hydroxypropyl]-2-methyl-2,3-dihydropyran-6-one