Task: Answer the MCQ question.
Query: Which compound has a 6.767\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. Cc1c(Br)ccc(NC(=O)CCN2C(=O)C3C4CCC(C4)C3C2=O)c1C
b. CC(C(=O)N1CCc2ccccc2C1)N(c1ccccc1)S(C)(=O)=O
c. Cc1ccc(S(=O)(=O)NCc2nc3nc(C)cc(C)n3n2)c(C)c1
d. O=S(=O)(Nc1cccc(CO)c1)c1cccs1
Answer: d. O=S(=O)(Nc1cccc(CO)c1)c1cccs1
{#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=S(=O)(Nc1cccc(CO)c1)c1cccs1
O=S(=O)(Nc1cccc(CO)c1)c1cccs1
N-[3-(hydroxymethyl)phenyl]thiophene-2-sulfonamide