Problem statement: Answer the multiple choice question.
Question: Which drug has a 5.989\% 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) c1ccc(Cc2nn3c(-c4ccncc4)nnc3s2)cc1
(b) Cn1cccc1/C=C1\SC(=S)N(NC(=O)c2ccccc2Cl)C1=O
(c) CN(C)CCn1c(N)nc2ccccc21
Answer: c. CN(C)CCn1c(N)nc2ccccc21
{#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#}
CN(C)CCn1c(N)nc2ccccc21
CN(C)CCn1c(N)nc2ccccc21
1-[2-(dimethylamino)ethyl]benzimidazol-2-amine