Problem statement: Answer the MCQ question.
Question: Which drug has a 12.415\% 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(/C=C/c1cccs1)N1CCN(c2ccccc2)CC1
b CCOc1ccccc1NC(=O)C1CCC(CNc2c(N3CCCCC3)c(=O)c2=O)CC1
Answer: a. O=C(/C=C/c1cccs1)N1CCN(c2ccccc2)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#}
O=C(/C=C/c1cccs1)N1CCN(c2ccccc2)CC1
O=C(/C=C/c1cccs1)N1CCN(c2ccccc2)CC1
(E)-1-(4-phenylpiperazin-1-yl)-3-thiophen-2-ylprop-2-en-1-one