Task: Answer the MCQ question.
Question: Which compound exhibits a 1.447\% 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] NC(=O)C1CCN(C(=O)CC2C(=O)NCCN2Cc2cccc(Oc3ccccc3)c2)CC1
[b] CC(=O)NC1=NN(C(C)=O)C(C)(CCS(=O)(=O)c2ccc(Cl)c(Cl)c2)S1
[c] CCc1ccc(S(=O)(=O)NC(CC(=O)O)c2ccccc2)cc1
[d] Cc1cccc(C)c1NC(=S)N1CCOCC1
[e] O=C(Cn1nc(-c2ccccc2)ccc1=O)N1CCOCC1
Answer: e. O=C(Cn1nc(-c2ccccc2)ccc1=O)N1CCOCC1
{#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#}
O=C(Cn1nc(-c2ccccc2)ccc1=O)N1CCOCC1
O=C(Cn1nc(-c2ccccc2)ccc1=O)N1CCOCC1
2-(2-morpholin-4-yl-2-oxoethyl)-6-phenylpyridazin-3-one