Task: Answer the MCQ question.
Question: Which drug exhibits a 18.771\% 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) O=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
b) COCC(C)n1c(C)cc(C(=O)COC(=O)C2=NN(c3ccccc3)C(=O)CC2)c1C
c) CC1CN(c2nc3c(c(=O)n(Cc4ccc(Cl)cc4)c(=O)n3C)n2C)CC(C)O1
Answer: a. O=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
{#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=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
O=C(COC(=O)c1cc(=O)[nH]c2ccc(Br)cc12)c1ccccc1
6-bromo-4-[oxo(phenacyloxy)methyl]-1H-quinolin-2-one