Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 1.588\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COc1ccccc1NC(=O)C1CCN(C(=O)C2CC(=O)N(c3ccc(C)cc3)C2)CC1
b. Nc1nc2n(n1)C(c1cccs1)CC(c1ccc(Br)cc1)N2
c. CC(C)OCCCN1CN(S(=O)(=O)c2cccc(Cl)c2)c2nc3ccccc3nc21
d. NC(=O)c1cc2cc(Br)ccc2o/c1=N/NC(=O)c1cccc(F)c1
e. CCN(Cc1ccccc1)C(=O)CSc1n[nH]c(N)n1
Answer: c. CC(C)OCCCN1CN(S(=O)(=O)c2cccc(Cl)c2)c2nc3ccccc3nc21
{#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#}
CC(C)OCCCN1CN(S(=O)(=O)c2cccc(Cl)c2)c2nc3ccccc3nc21
CC(C)OCCCN1CN(S(=O)(=O)c2cccc(Cl)c2)c2nc3ccccc3nc21
3-(3-chlorophenyl)sulfonyl-1-(3-propan-2-yloxypropyl)-2H-imidazo[4,5-b]quinoxaline