Task: Answer the multiple-choice question.
Query: Which compound exhibits a 0.171\% 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) O=C(Nc1ccc(N2CCN(C(=O)c3ccc(Cl)cc3)CC2)cc1)c1ccc2c(c1)OCCO2
b) Cc1ccc(S(=O)(=O)N(C)c2ccc(C(=O)NCC3(N(C)C)CCCCC3)cc2)cc1
c) CN(C)c1cc(Cl)c2nonc2c1N
Answer: a. O=C(Nc1ccc(N2CCN(C(=O)c3ccc(Cl)cc3)CC2)cc1)c1ccc2c(c1)OCCO2
{#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(Nc1ccc(N2CCN(C(=O)c3ccc(Cl)cc3)CC2)cc1)c1ccc2c(c1)OCCO2
O=C(Nc1ccc(N2CCN(C(=O)c3ccc(Cl)cc3)CC2)cc1)c1ccc2c(c1)OCCO2
N-[4-[4-(4-chlorobenzoyl)piperazin-1-yl]phenyl]-2,3-dihydro-1,4-benzodioxine-6-carboxamide