Problem statement: Answer the MCQ question.
Question: Which compound has a 20.740% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: Cc1ccc(-c2nc(=S)c3c(n2CCN2CCOCC2)CC(C)(C)OC3)cc1
b: CCOC(=O)CSCc1nc(-c2ccc(Cl)cc2)oc1C
c: COC(=O)c1cc(Br)c(=O)n(CCc2ccc(F)cc2)c1
d: O=c1[nH]c(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2[nH]1
Answer: d. O=c1[nH]c(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2[nH]1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1[nH]c(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2[nH]1
O=c1[nH]c(=O)c2cc([N+](=O)[O-])cc([N+](=O)[O-])c2[nH]1
6,8-dinitro-1H-quinazoline-2,4-dione