Problem statement: Answer the multiple choice question.
Query: Which compound has a 1.800\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] C1CN(CC2CCN(c3nc4nonc4nc3N3CCSCC3)CC2)CCO1
[b] CC1CCCCN1C(=O)c1cc(Cl)ccc1[N+](=O)[O-]
[c] CCN(CC)CCCCOc1ccccc1OC
[d] CCCCC(=O)NNC(=O)N1c2ccccc2Sc2ccccc21
[e] Cc1cc(C(=O)NN=C(Cc2ccccc2)Cc2ccccc2)c(C)o1
Answer: c. CCN(CC)CCCCOc1ccccc1OC
{#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#}
N,N-diethyl-4-(2-methoxyphenoxy)butan-1-amine