Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 2.856\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(c1ccncc1)N(c1ccc2oc3c(c2c1)CCCC3)S(=O)(=O)c1cccc([N+](=O)[O-])c1
b. Cc1ccc(NC(=O)C(C)Sc2n[nH]c(CNc3ccccc3)n2)cc1
c. CC(=O)N1CCc2cc(S(=O)(=O)NC(Cc3ccccc3)C(=O)NCCN3CCCCC3C)ccc21
d. COC(=O)CSc1nnc(-c2ccccn2)n1N
e. O=C(/C=C/c1ccccc1Cl)NCCCn1ccnc1
Answer: a. O=C(c1ccncc1)N(c1ccc2oc3c(c2c1)CCCC3)S(=O)(=O)c1cccc([N+](=O)[O-])c1
{#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(c1ccncc1)N(c1ccc2oc3c(c2c1)CCCC3)S(=O)(=O)c1cccc([N+](=O)[O-])c1
O=C(c1ccncc1)N(c1ccc2oc3c(c2c1)CCCC3)S(=O)(=O)c1cccc([N+](=O)[O-])c1
N-(3-nitrophenyl)sulfonyl-N-(6,7,8,9-tetrahydrodibenzofuran-2-yl)pyridine-4-carboxamide