Task: Answer the MCQ question.
Question: Which compound has a 12.819\% 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 other words.
Options:
a. COc1ccc(CCN2C(=O)CC(C(N)=O)SC2=Nc2ccccc2)cc1OC
b. Cc1nc(-c2ccc([N+](=O)[O-])cc2)c(-c2ccccc2)o1
c. Cc1c(C(=O)NCCSCc2c(F)cccc2Cl)cnn1-c1ccc(F)cc1
d. O=S1(=O)C=C(Sc2nnc(-c3ccccc3)o2)c2ccccc21
Answer: b. Cc1nc(-c2ccc([N+](=O)[O-])cc2)c(-c2ccccc2)o1
{#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#}
Cc1nc(-c2ccc([N+](=O)[O-])cc2)c(-c2ccccc2)o1
Cc1nc(-c2ccc([N+](=O)[O-])cc2)c(-c2ccccc2)o1
2-methyl-4-(4-nitrophenyl)-5-phenyl-1,3-oxazole