Task: Answer the multiple-choice question.
Question: Which drug exhibits a 12.421\% 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 additional words.
Options:
(a) CCOc1ccc(NC(=O)CN2CCN(c3ccccc3C)CC2)cc1S(=O)(=O)N1CCCC1
(b) CCOC(=O)C(C)Sc1nnc(-c2c[nH]c3ccccc23)n1C
(c) CCNc1nc(SCC(=O)Nc2ccc(Cl)c(Cl)c2)nc(N(C)C)n1
(d) Cc1c(C(=O)N2CCCC2)oc2ccc(Br)cc12
Answer: b. CCOC(=O)C(C)Sc1nnc(-c2c[nH]c3ccccc23)n1C
{#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#}
CCOC(=O)C(C)Sc1nnc(-c2c[nH]c3ccccc23)n1C
CCOC(=O)C(C)Sc1nnc(-c2c[nH]c3ccccc23)n1C
ethyl 2-[[5-(1H-indol-3-yl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]propanoate