Problem statement: Answer the multiple-choice question.
Query: Which drug has a 4.042\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: NNC(=O)CCN1CCN(C(c2ccccc2)c2ccccc2)CC1
b: C=CCNC(=O)C1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
c: CCC(NC(=O)OC(C)(C)C)C(=O)Oc1ccc2c3c(c(=O)oc2c1)CCC3
d: CCC12CN3CC(CC)(CN(C1)C31C(=O)N(C)c3ccc(C)cc31)C2=O
Answer: a. NNC(=O)CCN1CCN(C(c2ccccc2)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#}
NNC(=O)CCN1CCN(C(c2ccccc2)c2ccccc2)CC1
NNC(=O)CCN1CCN(C(c2ccccc2)c2ccccc2)CC1
3-(4-benzhydrylpiperazin-1-yl)propanehydrazide