Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -2.521\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CC1CCN(S(=O)(=O)c2cc(C(=O)NC3(C)CCS(=O)(=O)C3)ccc2Br)CC1
b. CN(C(=O)COC(=O)Cc1c[nH]c2ccccc12)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
c. O=C(CCN1C(=O)C2C3C=CC(C4CC34)C2C1=O)OCC(=O)c1ccccc1
d. Cc1ccc(S(=O)(=O)NCC(=O)N(CC(=O)NCc2ccco2)Cc2ccc3c(c2)OCO3)cc1
Answer: a. CC1CCN(S(=O)(=O)c2cc(C(=O)NC3(C)CCS(=O)(=O)C3)ccc2Br)CC1
{#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#}
CC1CCN(S(=O)(=O)c2cc(C(=O)NC3(C)CCS(=O)(=O)C3)ccc2Br)CC1
CC1CCN(S(=O)(=O)c2cc(C(=O)NC3(C)CCS(=O)(=O)C3)ccc2Br)CC1
4-bromo-N-(3-methyl-1,1-dioxothiolan-3-yl)-3-(4-methylpiperidin-1-yl)sulfonylbenzamide