Problem statement: Answer the multiple choice question.
Question: Which compound has a 2.646\% human ether-à-go-go related gene (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 additional words.
Options:
a Oc1ccc(-c2nccc(-c3ccc(Br)cc3)n2)cc1
b CN(C)c1nc(N(C)C)nc(N(C#N)CCOc2ccccc2)n1
c Cc1ccc(-c2nc3ccccc3[nH]2)cc1N
d CCOC(=O)c1ccc(OCc2c(C)noc2C)cc1
e CC(C)n1c(=S)[nH]c2cc(C(F)(F)F)ccc21
Answer: c. Cc1ccc(-c2nc3ccccc3[nH]2)cc1N
{#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#}
Cc1ccc(-c2nc3ccccc3[nH]2)cc1N
Cc1ccc(-c2nc3ccccc3[nH]2)cc1N
5-(1H-benzimidazol-2-yl)-2-methylaniline