Task: Answer the multiple-choice question.
Query: Which compound has a 4.629\% 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] O=C(CCC1CCCCC1)Nc1nncs1
[b] CC1(C)Cc2cccc(OCC(=O)NCc3ccccc3)c2O1
[c] Cc1nc(CCNC(=O)Cc2ccc(Cl)cc2)cs1
[d] Cc1[nH]c2ccc(C(=O)NC3CCC(C)CC3)cc2c1C
Answer: a. O=C(CCC1CCCCC1)Nc1nncs1
{#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#}
O=C(CCC1CCCCC1)Nc1nncs1
O=C(CCC1CCCCC1)Nc1nncs1
3-cyclohexyl-N-(1,3,4-thiadiazol-5-yl)propanamide