Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 18.217% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CC(=O)C1=C(O)C(=O)N(c2ccc(Br)cn2)C1c1ccc(Br)cc1
b. CC(OC(=O)Cn1c(C(F)(F)F)nc2ccccc21)C(=O)N1CCCc2ccccc21
c. O=C1NC2c3ccccc3CC2O1
d. CCCCC#Cc1cncc(C(=O)NN)c1
Answer: c. O=C1NC2c3ccccc3CC2O1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1NC2c3ccccc3CC2O1
O=C1NC2c3ccccc3CC2O1
1,3a,4,8b-tetrahydroindeno[1,2-d][1,3]oxazol-2-one