Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 16.898\% 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 O=C(c1ccccn1)C1CCCN(Cc2cn[nH]c2-c2cc3ccccc3o2)C1
b Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)NCCc1ccc(S(N)(=O)=O)cc1
c CN1OC[C@@H]2COc3ccc4ccccc4c3[C@@H]21
d O=S(=O)(c1ccc2ccccc2c1)N1CCc2ccccc21
e O=C(Nc1cccc(NC(=O)c2ccco2)n1)c1ccco1
Answer: c. CN1OC[C@@H]2COc3ccc4ccccc4c3[C@@H]21
{#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#}
CN1OC[C@@H]2COc3ccc4ccccc4c3[C@@H]21
CN1OC[C@@H]2COc3ccc4ccccc4c3[C@@H]21
(13S,17R)-16-methyl-11,15-dioxa-16-azatetracyclo[8.7.0.02,7.013,17]heptadeca-1(10),2,4,6,8-pentaene