Task: Answer the multiple choice question.
Question: Which compound has a 13.155\% 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) Cc1cc2[nH]c3c(c[n+](C)c4ccccc34)c2cc1C.[I-]
(b) O=C(Cn1ncc2c(=O)oc3ccccc3c21)NCCC1=CCCCC1
Answer: b. O=C(Cn1ncc2c(=O)oc3ccccc3c21)NCCC1=CCCCC1
{#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(Cn1ncc2c(=O)oc3ccccc3c21)NCCC1=CCCCC1
O=C(Cn1ncc2c(=O)oc3ccccc3c21)NCCC1=CCCCC1
N-[2-(cyclohexen-1-yl)ethyl]-2-(4-oxochromeno[4,3-c]pyrazol-1-yl)acetamide