Problem statement: Answer the multiple-choice question.
Query: Which drug has a 10.521\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CN1CCN(c2nc(-c3cccnc3)nc3scc(-c4ccccc4)c23)CC1
b. CCCC(O)(CCN1CCOCC1)c1ccc(Br)cc1.Cl
c. Cc1ccc(S(=O)(=O)CCSc2cccc(C(=O)Nc3ccccc3C(=O)O)c2)cc1
d. CCN(CC(=O)NC1CCS(=O)(=O)C1)c1nc(-c2ccccc2)nc2ccccc12
e. Cc1ccc(S(=O)(=O)N2CCc3cc4c(cc3C2C)OCCCO4)cc1
Answer: a. CN1CCN(c2nc(-c3cccnc3)nc3scc(-c4ccccc4)c23)CC1
{#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#}
CN1CCN(c2nc(-c3cccnc3)nc3scc(-c4ccccc4)c23)CC1
CN1CCN(c2nc(-c3cccnc3)nc3scc(-c4ccccc4)c23)CC1
4-(4-methylpiperazin-1-yl)-5-phenyl-2-pyridin-3-ylthieno[2,3-d]pyrimidine