Task: Answer the multiple choice question.
Question: Which drug exhibits a 0.918\% 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 c1ccc(C2CCC(N3CCN(c4ccccc4)CC3)CC2)cc1
b CCOCCOC(=O)C1=C(C)NC(=O)NC1c1ccc2c(c1)OCO2
c C[C@H](NC(=O)c1nc[nH]c1C(=O)N1CCN(C(=O)OC(C)(C)C)CC1)c1ccccc1
d C/C(=N\NC(=O)c1cccc2ccccc12)c1cccs1
Answer: a. c1ccc(C2CCC(N3CCN(c4ccccc4)CC3)CC2)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#}
c1ccc(C2CCC(N3CCN(c4ccccc4)CC3)CC2)cc1
c1ccc(C2CCC(N3CCN(c4ccccc4)CC3)CC2)cc1
1-phenyl-4-(4-phenylcyclohexyl)piperazine