Problem statement: Answer the MCQ question.
Query: Which drug has a 1.642\% 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] CC1Oc2ccccc2N(CC(=O)N2CCCc3ccccc32)C1=O
[b] Cc1ccc(C)c(N2CCN(C(=O)c3cc(S(=O)(=O)N4CCOCC4)cn3C)CC2)c1
[c] CCC(=O)Nc1nc2ccccc2n1Cc1ccc(C)cc1
[d] CCNC(=O)Nc1ccc(OC)cc1OC
[e] CCOC(=O)c1c(NC(=O)CSc2nnc(C)s2)sc2c1CCC(CC)C2
Answer: d. CCNC(=O)Nc1ccc(OC)cc1OC
{#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#}
CCNC(=O)Nc1ccc(OC)cc1OC
CCNC(=O)Nc1ccc(OC)cc1OC
1-(2,4-dimethoxyphenyl)-3-ethylurea