Problem statement: Answer the multiple-choice question.
Query: Which drug has a 20.904\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: CCOC(=O)c1[nH]cnc1C(=O)Nc1ccccc1C
b: Cc1ccc(NCc2nnc(SCC(=O)c3ccccc3)o2)c(C)c1
c: O=C(O)c1oc2ccccc2c1-n1cccc1
Answer: c. O=C(O)c1oc2ccccc2c1-n1cccc1
{#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(O)c1oc2ccccc2c1-n1cccc1
O=C(O)c1oc2ccccc2c1-n1cccc1
3-pyrrol-1-yl-1-benzofuran-2-carboxylicacid