Task: Answer the MCQ question.
Question: Which drug has a -6.359\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) O=c1oc(-c2ccccc2[N+](=O)[O-])nc2ccccc12
b.) Cc1nnc(SCCn2c(Br)nc3c2c(=O)n(C)c(=O)n3C)s1
c.) CC(=O)Nc1ccc(NC(=O)COC(=O)c2ccc(C)s2)cc1
Answer: a. O=c1oc(-c2ccccc2[N+](=O)[O-])nc2ccccc12
{#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=c1oc(-c2ccccc2[N+](=O)[O-])nc2ccccc12
O=c1oc(-c2ccccc2[N+](=O)[O-])nc2ccccc12
2-(2-nitrophenyl)-3,1-benzoxazin-4-one