Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 19.161\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COC(=O)c1ccc(C)c(NC(=O)C2CC(=O)N(C3CCCC(C)C3C)C2)c1
b. S=c1[nH]nc(-c2cccnc2)n1/N=C/c1ccco1
c. CCC1CCC/C1=N\NC(=O)CCC(=O)Nc1ccccc1Cl
d. CC(C)C(c1nnnn1Cc1ccc2c(c1)OCO2)N1CCN(c2ccccc2)CC1
Answer: d. CC(C)C(c1nnnn1Cc1ccc2c(c1)OCO2)N1CCN(c2ccccc2)CC1
{#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#}
CC(C)C(c1nnnn1Cc1ccc2c(c1)OCO2)N1CCN(c2ccccc2)CC1
CC(C)C(c1nnnn1Cc1ccc2c(c1)OCO2)N1CCN(c2ccccc2)CC1
1-[1-[1-(1,3-benzodioxol-5-ylmethyl)tetrazol-5-yl]-2-methylpropyl]-4-phenylpiperazine