Task: Answer the MCQ question.
Question: Which compound exhibits a 13.531\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a CCCNC(=O)c1ccc(S(N)(=O)=O)cc1
b N#Cc1sc2nc(C3CC3)cc(-c3ccc(Cl)cc3)c2c1N
c C/C(=N\O)C1/C(=N/O)CC2C1C2(C)C
Answer: b. N#Cc1sc2nc(C3CC3)cc(-c3ccc(Cl)cc3)c2c1N
{#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#}
3-amino-4-(4-chlorophenyl)-6-cyclopropylthieno[2,3-b]pyridine-2-carbonitrile