Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.374\% 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: CC(=O)N1CC(C)Sc2ccc(S(=O)(=O)NCCc3ccc(C)cc3)cc21
b: CCOC(=O)C(=O)N(Nc1ccc(C)cc1)c1ccc(C)cc1
c: CC(=O)c1cc(F)ccc1OCC(=O)N1CCCc2ccccc21
d: O=C(CN(Cc1ccc(Cl)cc1)C(=O)CNS(=O)(=O)c1ccccc1)NCC1CCCO1
e: CCOC(=O)c1ccc(Oc2cn[nH]c2-c2ccc(O)cc2O)cc1
Answer: b. CCOC(=O)C(=O)N(Nc1ccc(C)cc1)c1ccc(C)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#}
CCOC(=O)C(=O)N(Nc1ccc(C)cc1)c1ccc(C)cc1
CCOC(=O)C(=O)N(Nc1ccc(C)cc1)c1ccc(C)cc1
ethyl 2-(4-methyl-N-(4-methylanilino)anilino)-2-oxoacetate