Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 4.765\% 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 Cc1nn(-c2ccccc2)c(C)c1NC(=O)COC(=O)c1ccc(Cl)c(S(N)(=O)=O)c1
b OCC[C@@H]1C[C@H](O)[C@@H](O)[C@]2(Cc3ccccc3O2)O1
c CCOC(=O)c1cn2nc(N3CCCCC3)ccc2n1
d CN1C2CCC1CC(NC(=O)c1ccc([N+](=O)[O-])cc1)C2
e Cc1onc(-c2ccccc2)c1C(=O)NC(=S)NNC(=O)c1ccncc1
Answer: c. CCOC(=O)c1cn2nc(N3CCCCC3)ccc2n1
{#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#}
CCOC(=O)c1cn2nc(N3CCCCC3)ccc2n1
CCOC(=O)c1cn2nc(N3CCCCC3)ccc2n1
ethyl 6-piperidin-1-ylimidazo[1,2-b]pyridazine-2-carboxylate