Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 6.826\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) O=C(Nc1nnc(-c2ccncc2)o1)c1ccc2ccccc2c1
b) Cc1ccccc1OCCCC(=O)NC1CCCCC1
c) Cc1oc(C(C)(C)C)c(CN2CCCC2)c1C(=O)O.Cl
d) Cc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)COC(=O)C1COc2ccccc2O1
Answer: a. O=C(Nc1nnc(-c2ccncc2)o1)c1ccc2ccccc2c1
{#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#}
O=C(Nc1nnc(-c2ccncc2)o1)c1ccc2ccccc2c1
O=C(Nc1nnc(-c2ccncc2)o1)c1ccc2ccccc2c1
N-(5-pyridin-4-yl-1,3,4-oxadiazol-2-yl)naphthalene-2-carboxamide