Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 0.231\% 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.) Brc1ccccc1-n1nnc(-c2cccnc2)n1
b.) Cc1cccc(Cn2c(CN3CCN(Cc4ccccc4)CC3)nc3c2c(=O)[nH]c(=O)n3C)c1
c.) COc1cc(-c2nc(C)c(C(C)=O)n2O)ccc1OCC(=O)Nc1ccc(Cl)cc1
d.) Nc1ncnc2c1ccn2[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O
Answer: a. Brc1ccccc1-n1nnc(-c2cccnc2)n1
{#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#}
Brc1ccccc1-n1nnc(-c2cccnc2)n1
Brc1ccccc1-n1nnc(-c2cccnc2)n1
3-[2-(2-bromophenyl)tetrazol-5-yl]pyridine