Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 15.283\% 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 O=C(NCCN1C(=O)S/C(=C\c2ccc(OC(F)F)cc2)C1=O)c1cnccn1
b CCC1CCCCN1CCNC(=O)C1CCN(S(=O)(=O)c2c(C)noc2C)CC1
c CCNc1oc(COc2ccccc2F)nc1C#N
d Cc1nnc(-c2ccccc2)nc1N1CCOCC1
e Cc1ccc(S(=O)(=O)c2cc3c(=O)n4cccc(C)c4nc3n(CC3CCCO3)c2=N)cc1C
Answer: c. CCNc1oc(COc2ccccc2F)nc1C#N
{#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#}
CCNc1oc(COc2ccccc2F)nc1C#N
CCNc1oc(COc2ccccc2F)nc1C#N
5-(ethylamino)-2-[(2-fluorophenoxy)methyl]-1,3-oxazole-4-carbonitrile