Task: Answer the multiple-choice question.
Question: Which drug exhibits a 16.791\% 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 additional words.
Options:
a. Cn1c(=O)n(C)c2cc(/C=C3/NC(=O)N(Cc4ccccc4)C3=O)ccc21
b. COc1ccc2c(c1)[C@H]1[C@H](CO2)[C@H](c2ccccc2)[C@]2(C)C(=O)N[C@@H](C)C(=O)N12
c. CCOc1ccccc1NC(=O)c1nnn(CC(=O)Nc2ccc3c(c2)OCO3)c1N
d. CCCc1c(O)nc(SCC(=O)O)[nH]c1=O
e. CCOc1ccc(C(=O)Nc2c(C(N)=O)oc3ccccc23)cc1
Answer: b. COc1ccc2c(c1)[C@H]1[C@H](CO2)[C@H](c2ccccc2)[C@]2(C)C(=O)N[C@@H](C)C(=O)N12
{#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#}
COc1ccc2c(c1)[C@H]1[C@H](CO2)[C@H](c2ccccc2)[C@]2(C)C(=O)N[C@@H](C)C(=O)N12
COc1ccc2c(c1)[C@H]1[C@H](CO2)[C@H](c2ccccc2)[C@]2(C)C(=O)N[C@@H](C)C(=O)N12
(1R,10R,11R,12R,15S)-4-methoxy-12,15-dimethyl-11-phenyl-8-oxa-14,17-diazatetracyclo[8.7.0.02,7.012,17]heptadeca-2(7),3,5-triene-13,16-dione