Task: Answer the multiple-choice question.
Question: Which drug has a 1.772\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: COc1ccc(-c2nc(CSCC(=O)NCc3ccc4c(c3)OCO4)c(C)o2)cc1
b: Cc1onc(-c2ccccc2Cl)c1-c1nc(-c2ccccn2)no1
c: CC(C)(C)C(=O)Nc1ccc(N2CCN(S(C)(=O)=O)CC2)cc1
d: COc1cc(/C=N/N=C2/NC(=O)C(CC(=O)O)S2)ccc1OCc1cccc(Cl)c1
Answer: b. Cc1onc(-c2ccccc2Cl)c1-c1nc(-c2ccccn2)no1
{#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#}
Cc1onc(-c2ccccc2Cl)c1-c1nc(-c2ccccn2)no1
Cc1onc(-c2ccccc2Cl)c1-c1nc(-c2ccccn2)no1
5-[3-(2-chlorophenyl)-5-methyl-1,2-oxazol-4-yl]-3-pyridin-2-yl-1,2,4-oxadiazole