Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 0.473% 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: O=c1cc(-c2ccccc2O)nc(-c2ccccc2)[nH]1
b: COCCNC(=S)NCc1ccc2[nH]c3c(c2c1)CCCC3
c: CCC(NC(=S)NCc1ccc(F)cc1)c1ccc(C(C)C)cc1
d: COc1cc2nc(Cl)nc(N3CCCCC3)c2cc1OC
Answer: b. COCCNC(=S)NCc1ccc2[nH]c3c(c2c1)CCCC3
{#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#}
COCCNC(=S)NCc1ccc2[nH]c3c(c2c1)CCCC3
COCCNC(=S)NCc1ccc2[nH]c3c(c2c1)CCCC3
1-(2-methoxyethyl)-3-(6,7,8,9-tetrahydro-5H-carbazol-3-ylmethyl)thiourea