Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 12.398\% 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 other words.
Options:
a: COc1ccc(NC(=O)C2CCN(C(=O)c3cccs3)CC2)cc1
b: Cc1cccc(NC(=S)N/N=C(\c2ccccc2)C(C)C)c1
c: CCc1cc2c(CN3CCN(Cc4ccccc4)CC3)cc(=O)oc2cc1O
d: C/C(=N\NC(=O)c1ccncc1)c1ccc(NC(=O)c2ccc(Cl)cc2)cc1
Answer: c. CCc1cc2c(CN3CCN(Cc4ccccc4)CC3)cc(=O)oc2cc1O
{#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#}
CCc1cc2c(CN3CCN(Cc4ccccc4)CC3)cc(=O)oc2cc1O
CCc1cc2c(CN3CCN(Cc4ccccc4)CC3)cc(=O)oc2cc1O
4-[(4-benzylpiperazin-1-yl)methyl]-6-ethyl-7-hydroxychromen-2-one