Problem statement: Answer the multiple-choice question.
Query: Which drug has a 18.718\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) Cn1c(=O)[nH]c(=O)c2c1nc(N1CCc3ccccc3C1)n2CCSc1nc2ccccc2s1
(b) CCOC(=O)c1ccc(-c2c(-c3ccccc3OC)sc3cc4c(cc23)OCO4)cc1F
(c) O=C1CS(=O)CN1c1ccc(Oc2ccccc2)cc1
(d) CC(=O)c1ccc(S(=O)(=O)N2CCN(C(=O)CN3C(=O)NC4(CCCC4)C3=O)CC2)cc1
Answer: a. Cn1c(=O)[nH]c(=O)c2c1nc(N1CCc3ccccc3C1)n2CCSc1nc2ccccc2s1
{#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#}
Cn1c(=O)[nH]c(=O)c2c1nc(N1CCc3ccccc3C1)n2CCSc1nc2ccccc2s1
Cn1c(=O)[nH]c(=O)c2c1nc(N1CCc3ccccc3C1)n2CCSc1nc2ccccc2s1
7-[2-(1,3-benzothiazol-2-ylsulfanyl)ethyl]-8-(3,4-dihydro-1H-isoquinolin-2-yl)-3-methylpurine-2,6-dione