Task: Answer the multiple-choice question.
Question: Which drug exhibits a -1.619\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCc1cc(C(=O)N2CCN(c3ccccc3OC)CC2)sc1C
b Cc1ccc(C(=O)CCS(=O)(=O)c2ccc(Br)cc2)cc1
c Cn1c(CO)cnc1-c1ccccc1
d NC(=S)Nc1cccc2cn[nH]c12
Answer: d. NC(=S)Nc1cccc2cn[nH]c12
{#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#}
NC(=S)Nc1cccc2cn[nH]c12
NC(=S)Nc1cccc2cn[nH]c12
1-(1H-indazol-7-yl)thiourea