Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 1.886\% 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. COC(=O)CCc1cccc(CCC(=O)OC)c1
b. COc1ccc(NC(=O)c2c(N)no[n+]2[O-])cc1
c. Cc1ccc(NC(=S)N/N=C2\CC(C)(C)Oc3ccc(O)cc32)cc1
d. Cn1cc([N+](=O)[O-])c(C(=O)Nc2ccc(-c3nc4ccccc4[nH]3)cc2)n1
e. O=C(N/N=C/c1cn(Cc2cccc(F)c2)c2ccccc12)c1cc(O)cc(O)c1
Answer: b. COc1ccc(NC(=O)c2c(N)no[n+]2[O-])cc1
{#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#}
COc1ccc(NC(=O)c2c(N)no[n+]2[O-])cc1
COc1ccc(NC(=O)c2c(N)no[n+]2[O-])cc1
4-amino-N-(4-methoxyphenyl)-2-oxido-1,2,5-oxadiazol-2-ium-3-carboxamide