Task: Answer the multiple-choice question.
Question: Which drug exhibits a -34.489\% 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 other words.
Options:
[a] NS(=O)(=O)c1ccc(N2CCN(CCOc3ccc(Cl)cc3)CC2)nc1
[b] c1ccc2[nH]c(CSc3ncnc4c3oc3ccccc34)nc2c1
[c] c1ccc(C2=Nc3c(ccc4ccccc34)C(c3ccncc3)=NN2)cc1
[d] CN(C)c1cccc(NC(=O)c2ccco2)c1
Answer: a. NS(=O)(=O)c1ccc(N2CCN(CCOc3ccc(Cl)cc3)CC2)nc1
{#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#}
NS(=O)(=O)c1ccc(N2CCN(CCOc3ccc(Cl)cc3)CC2)nc1
NS(=O)(=O)c1ccc(N2CCN(CCOc3ccc(Cl)cc3)CC2)nc1
6-[4-[2-(4-chlorophenoxy)ethyl]piperazin-1-yl]pyridine-3-sulfonamide