Task: Answer the multiple-choice question.
Question: Which drug has a -25.251\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(NCc1nc2ccccc2[nH]1)C1=C[C@@H](c2csc3ccccc23)C[C@@H](OCc2ccc(CO)cc2)O1
b) COc1c(O)cccc1[C@@H](O)C1CCN(CCc2ccc(F)cc2)CC1
Answer: b. COc1c(O)cccc1[C@@H](O)C1CCN(CCc2ccc(F)cc2)CC1
{#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#}
COc1c(O)cccc1[C@@H](O)C1CCN(CCc2ccc(F)cc2)CC1
COc1c(O)cccc1[C@@H](O)C1CCN(CCc2ccc(F)cc2)CC1
3-[(S)-[1-[2-(4-fluorophenyl)ethyl]piperidin-4-yl]-hydroxymethyl]-2-methoxyphenol