Task: Answer the MCQ question.
Question: Which compound exhibits a 7.553\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C(c1cc2c(=O)n3ccccc3nc2s1)N1CCc2ccccc2C1
[b] Brc1cc(Br)c(Oc2cc(Br)c(Br)cc2Br)cc1Br
Answer: a. O=C(c1cc2c(=O)n3ccccc3nc2s1)N1CCc2ccccc2C1
{#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(c1cc2c(=O)n3ccccc3nc2s1)N1CCc2ccccc2C1
O=C(c1cc2c(=O)n3ccccc3nc2s1)N1CCc2ccccc2C1
5-(3,4-dihydro-1H-isoquinoline-2-carbonyl)-6-thia-1,8-diazatricyclo[7.4.0.03,7]trideca-3(7),4,8,10,12-pentaen-2-one