Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 15.477\% 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(c1ccccc1)n1ccc(-c2cccs2)n1
b) Cc1ccc(COc2ccccc2-c2cc(C(=O)N/N=C/c3cccnc3)[nH]n2)cc1
Answer: a. O=C(c1ccccc1)n1ccc(-c2cccs2)n1
{#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(c1ccccc1)n1ccc(-c2cccs2)n1
O=C(c1ccccc1)n1ccc(-c2cccs2)n1
phenyl-[3-(thiophen-2-yl)pyrazol-1-yl]methanone